diff --git a/crates/data-model/src/compat/session.rs b/crates/data-model/src/compat/session.rs
index fc660c3f0..91b48cea0 100644
--- a/crates/data-model/src/compat/session.rs
+++ b/crates/data-model/src/compat/session.rs
@@ -11,7 +11,7 @@ use serde::Serialize;
 use ulid::Ulid;
 
 use super::Device;
-use crate::{InvalidTransitionError, UserAgent};
+use crate::InvalidTransitionError;
 
 #[derive(Debug, Clone, Default, PartialEq, Eq, Serialize)]
 pub enum CompatSessionState {
@@ -76,7 +76,7 @@ pub struct CompatSession {
     pub user_session_id: Option<Ulid>,
     pub created_at: DateTime<Utc>,
     pub is_synapse_admin: bool,
-    pub user_agent: Option<UserAgent>,
+    pub user_agent: Option<String>,
     pub last_active_at: Option<DateTime<Utc>>,
     pub last_active_ip: Option<IpAddr>,
 }
diff --git a/crates/data-model/src/oauth2/device_code_grant.rs b/crates/data-model/src/oauth2/device_code_grant.rs
index bf230b850..794cc460b 100644
--- a/crates/data-model/src/oauth2/device_code_grant.rs
+++ b/crates/data-model/src/oauth2/device_code_grant.rs
@@ -11,7 +11,7 @@ use oauth2_types::scope::Scope;
 use serde::Serialize;
 use ulid::Ulid;
 
-use crate::{BrowserSession, InvalidTransitionError, Session, UserAgent};
+use crate::{BrowserSession, InvalidTransitionError, Session};
 
 #[derive(Debug, Clone, PartialEq, Eq, Serialize)]
 #[serde(rename_all = "snake_case", tag = "state")]
@@ -192,7 +192,7 @@ pub struct DeviceCodeGrant {
     pub ip_address: Option<IpAddr>,
 
     /// The user agent used to request this device code grant.
-    pub user_agent: Option<UserAgent>,
+    pub user_agent: Option<String>,
 }
 
 impl std::ops::Deref for DeviceCodeGrant {
diff --git a/crates/data-model/src/oauth2/session.rs b/crates/data-model/src/oauth2/session.rs
index 675701619..3024aa082 100644
--- a/crates/data-model/src/oauth2/session.rs
+++ b/crates/data-model/src/oauth2/session.rs
@@ -11,7 +11,7 @@ use oauth2_types::scope::Scope;
 use serde::Serialize;
 use ulid::Ulid;
 
-use crate::{InvalidTransitionError, UserAgent};
+use crate::InvalidTransitionError;
 
 #[derive(Debug, Clone, Default, PartialEq, Eq, Serialize)]
 pub enum SessionState {
@@ -80,7 +80,7 @@ pub struct Session {
     pub user_session_id: Option<Ulid>,
     pub client_id: Ulid,
     pub scope: Scope,
-    pub user_agent: Option<UserAgent>,
+    pub user_agent: Option<String>,
     pub last_active_at: Option<DateTime<Utc>>,
     pub last_active_ip: Option<IpAddr>,
 }
diff --git a/crates/data-model/src/user_agent.rs b/crates/data-model/src/user_agent.rs
index 2b02ebd48..2ac4b06bd 100644
--- a/crates/data-model/src/user_agent.rs
+++ b/crates/data-model/src/user_agent.rs
@@ -4,9 +4,18 @@
 // SPDX-License-Identifier: AGPL-3.0-only
 // Please see LICENSE in the repository root for full details.
 
+use std::sync::LazyLock;
+
 use serde::Serialize;
 use woothee::{parser::Parser, woothee::VALUE_UNKNOWN};
 
+static CUSTOM_USER_AGENT_REGEX: LazyLock<regex::Regex> = LazyLock::new(|| {
+    regex::Regex::new(r"^(?P<name>[^/]+)/(?P<version>[^ ]+) \((?P<segments>.+)\)$").unwrap()
+});
+
+static ELECTRON_USER_AGENT_REGEX: LazyLock<regex::Regex> =
+    LazyLock::new(|| regex::Regex::new(r"(?m)\w+/[\w.]+").unwrap());
+
 #[derive(Debug, Serialize, Clone, PartialEq, Eq)]
 #[serde(rename_all = "snake_case")]
 pub enum DeviceType {
@@ -37,10 +46,7 @@ impl std::ops::Deref for UserAgent {
 
 impl UserAgent {
     fn parse_custom(user_agent: &str) -> Option<(&str, &str, &str, &str, Option<&str>)> {
-        let regex = regex::Regex::new(r"^(?P<name>[^/]+)/(?P<version>[^ ]+) \((?P<segments>.+)\)$")
-            .unwrap();
-
-        let captures = regex.captures(user_agent)?;
+        let captures = CUSTOM_USER_AGENT_REGEX.captures(user_agent)?;
         let name = captures.name("name")?.as_str();
         let version = captures.name("version")?.as_str();
         let segments: Vec<&str> = captures
@@ -73,9 +79,8 @@ impl UserAgent {
     }
 
     fn parse_electron(user_agent: &str) -> Option<(&str, &str)> {
-        let regex = regex::Regex::new(r"(?m)\w+/[\w.]+").unwrap();
         let omit_keys = ["Mozilla", "AppleWebKit", "Chrome", "Electron", "Safari"];
-        return regex
+        return ELECTRON_USER_AGENT_REGEX
             .find_iter(user_agent)
             .map(|caps| caps.as_str().split_once('/').unwrap())
             .find(|pair| !omit_keys.contains(&pair.0));
diff --git a/crates/data-model/src/users.rs b/crates/data-model/src/users.rs
index 41b6c4f70..7e40f4df2 100644
--- a/crates/data-model/src/users.rs
+++ b/crates/data-model/src/users.rs
@@ -12,8 +12,6 @@ use serde::Serialize;
 use ulid::Ulid;
 use url::Url;
 
-use crate::UserAgent;
-
 #[derive(Debug, Clone, PartialEq, Eq, Serialize)]
 pub struct User {
     pub id: Ulid,
@@ -81,7 +79,7 @@ pub enum AuthenticationMethod {
 pub struct UserRecoverySession {
     pub id: Ulid,
     pub email: String,
-    pub user_agent: UserAgent,
+    pub user_agent: String,
     pub ip_address: Option<IpAddr>,
     pub locale: String,
     pub created_at: DateTime<Utc>,
@@ -137,7 +135,7 @@ pub struct BrowserSession {
     pub user: User,
     pub created_at: DateTime<Utc>,
     pub finished_at: Option<DateTime<Utc>>,
-    pub user_agent: Option<UserAgent>,
+    pub user_agent: Option<String>,
     pub last_active_at: Option<DateTime<Utc>>,
     pub last_active_ip: Option<IpAddr>,
 }
@@ -159,9 +157,9 @@ impl BrowserSession {
                 user,
                 created_at: now,
                 finished_at: None,
-                user_agent: Some(UserAgent::parse(
+                user_agent: Some(
                     "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/93.0.0.0 Safari/537.36".to_owned()
-                )),
+                ),
                 last_active_at: Some(now),
                 last_active_ip: None,
             })
@@ -213,7 +211,7 @@ pub struct UserRegistration {
     pub password: Option<UserRegistrationPassword>,
     pub post_auth_action: Option<serde_json::Value>,
     pub ip_address: Option<IpAddr>,
-    pub user_agent: Option<UserAgent>,
+    pub user_agent: Option<String>,
     pub created_at: DateTime<Utc>,
     pub completed_at: Option<DateTime<Utc>>,
 }
diff --git a/crates/handlers/src/admin/model.rs b/crates/handlers/src/admin/model.rs
index c3e81c627..ab3a9d8a6 100644
--- a/crates/handlers/src/admin/model.rs
+++ b/crates/handlers/src/admin/model.rs
@@ -206,7 +206,7 @@ impl
             user_session_id: session.user_session_id,
             redirect_uri: sso_login.map(|sso| sso.redirect_uri),
             created_at: session.created_at,
-            user_agent: session.user_agent.map(|ua| ua.raw),
+            user_agent: session.user_agent,
             last_active_at: session.last_active_at,
             last_active_ip: session.last_active_ip,
             finished_at,
@@ -313,7 +313,7 @@ impl From<mas_data_model::Session> for OAuth2Session {
             user_session_id: session.user_session_id,
             client_id: session.client_id,
             scope: session.scope.to_string(),
-            user_agent: session.user_agent.map(|ua| ua.raw),
+            user_agent: session.user_agent,
             last_active_at: session.last_active_at,
             last_active_ip: session.last_active_ip,
         }
@@ -406,7 +406,7 @@ impl From<mas_data_model::BrowserSession> for UserSession {
             created_at: value.created_at,
             finished_at: value.finished_at,
             user_id: value.user.id,
-            user_agent: value.user_agent.map(|ua| ua.raw),
+            user_agent: value.user_agent,
             last_active_at: value.last_active_at,
             last_active_ip: value.last_active_ip,
         }
diff --git a/crates/handlers/src/compat/login.rs b/crates/handlers/src/compat/login.rs
index d13b50d3c..78765b2cf 100644
--- a/crates/handlers/src/compat/login.rs
+++ b/crates/handlers/src/compat/login.rs
@@ -11,9 +11,7 @@ use axum_extra::typed_header::TypedHeader;
 use chrono::Duration;
 use hyper::StatusCode;
 use mas_axum_utils::record_error;
-use mas_data_model::{
-    CompatSession, CompatSsoLoginState, Device, SiteConfig, TokenType, User, UserAgent,
-};
+use mas_data_model::{CompatSession, CompatSsoLoginState, Device, SiteConfig, TokenType, User};
 use mas_matrix::HomeserverConnection;
 use mas_storage::{
     BoxClock, BoxRepository, BoxRng, Clock, RepositoryAccess,
@@ -276,7 +274,7 @@ pub(crate) async fn post(
     user_agent: Option<TypedHeader<headers::UserAgent>>,
     MatrixJsonBody(input): MatrixJsonBody<RequestBody>,
 ) -> Result<impl IntoResponse, RouteError> {
-    let user_agent = user_agent.map(|ua| UserAgent::parse(ua.as_str().to_owned()));
+    let user_agent = user_agent.map(|ua| ua.as_str().to_owned());
     let login_type = input.credentials.login_type();
     let (mut session, user) = match (password_manager.is_enabled(), input.credentials) {
         (
diff --git a/crates/handlers/src/graphql/model/browser_sessions.rs b/crates/handlers/src/graphql/model/browser_sessions.rs
index 15046ebb5..5e15644e2 100644
--- a/crates/handlers/src/graphql/model/browser_sessions.rs
+++ b/crates/handlers/src/graphql/model/browser_sessions.rs
@@ -81,7 +81,11 @@ impl BrowserSession {
 
     /// The user-agent with which the session was created.
     pub async fn user_agent(&self) -> Option<UserAgent> {
-        self.0.user_agent.clone().map(UserAgent::from)
+        self.0
+            .user_agent
+            .clone()
+            .map(mas_data_model::UserAgent::parse)
+            .map(UserAgent::from)
     }
 
     /// The last IP address used by the session.
diff --git a/crates/handlers/src/graphql/model/compat_sessions.rs b/crates/handlers/src/graphql/model/compat_sessions.rs
index 1ac53a558..77ed7e6cc 100644
--- a/crates/handlers/src/graphql/model/compat_sessions.rs
+++ b/crates/handlers/src/graphql/model/compat_sessions.rs
@@ -98,7 +98,11 @@ impl CompatSession {
 
     /// The user-agent with which the session was created.
     pub async fn user_agent(&self) -> Option<UserAgent> {
-        self.session.user_agent.clone().map(UserAgent::from)
+        self.session
+            .user_agent
+            .clone()
+            .map(mas_data_model::UserAgent::parse)
+            .map(UserAgent::from)
     }
 
     /// The associated SSO login, if any.
diff --git a/crates/handlers/src/graphql/model/oauth.rs b/crates/handlers/src/graphql/model/oauth.rs
index fec318eb8..9c8dc5f1a 100644
--- a/crates/handlers/src/graphql/model/oauth.rs
+++ b/crates/handlers/src/graphql/model/oauth.rs
@@ -61,7 +61,11 @@ impl OAuth2Session {
 
     /// The user-agent with which the session was created.
     pub async fn user_agent(&self) -> Option<UserAgent> {
-        self.0.user_agent.clone().map(UserAgent::from)
+        self.0
+            .user_agent
+            .clone()
+            .map(mas_data_model::UserAgent::parse)
+            .map(UserAgent::from)
     }
 
     /// The state of the session.
diff --git a/crates/handlers/src/oauth2/device/authorize.rs b/crates/handlers/src/oauth2/device/authorize.rs
index dcf0316d4..1feec8c3e 100644
--- a/crates/handlers/src/oauth2/device/authorize.rs
+++ b/crates/handlers/src/oauth2/device/authorize.rs
@@ -13,7 +13,6 @@ use mas_axum_utils::{
     client_authorization::{ClientAuthorization, CredentialsVerificationError},
     record_error,
 };
-use mas_data_model::UserAgent;
 use mas_keystore::Encrypter;
 use mas_router::UrlBuilder;
 use mas_storage::{BoxClock, BoxRepository, BoxRng, oauth2::OAuth2DeviceCodeGrantParams};
@@ -137,7 +136,7 @@ pub(crate) async fn post(
 
     let expires_in = Duration::microseconds(20 * 60 * 1000 * 1000);
 
-    let user_agent = user_agent.map(|ua| UserAgent::parse(ua.as_str().to_owned()));
+    let user_agent = user_agent.map(|ua| ua.as_str().to_owned());
     let ip_address = activity_tracker.ip();
 
     let device_code = Alphanumeric.sample_string(&mut rng, 32);
diff --git a/crates/handlers/src/oauth2/token.rs b/crates/handlers/src/oauth2/token.rs
index d66d7d2f4..a47207d9b 100644
--- a/crates/handlers/src/oauth2/token.rs
+++ b/crates/handlers/src/oauth2/token.rs
@@ -16,7 +16,7 @@ use mas_axum_utils::{
     record_error,
 };
 use mas_data_model::{
-    AuthorizationGrantStage, Client, Device, DeviceCodeGrantState, SiteConfig, TokenType, UserAgent,
+    AuthorizationGrantStage, Client, Device, DeviceCodeGrantState, SiteConfig, TokenType,
 };
 use mas_keystore::{Encrypter, Keystore};
 use mas_matrix::HomeserverConnection;
@@ -285,7 +285,7 @@ pub(crate) async fn post(
     user_agent: Option<TypedHeader<headers::UserAgent>>,
     client_authorization: ClientAuthorization<AccessTokenRequest>,
 ) -> Result<impl IntoResponse, RouteError> {
-    let user_agent = user_agent.map(|ua| UserAgent::parse(ua.as_str().to_owned()));
+    let user_agent = user_agent.map(|ua| ua.as_str().to_owned());
     let client = client_authorization
         .credentials
         .fetch(&mut repo)
@@ -415,7 +415,7 @@ async fn authorization_code_grant(
     site_config: &SiteConfig,
     mut repo: BoxRepository,
     homeserver: &Arc<dyn HomeserverConnection>,
-    user_agent: Option<UserAgent>,
+    user_agent: Option<String>,
 ) -> Result<(AccessTokenResponse, BoxRepository), RouteError> {
     // Check that the client is allowed to use this grant type
     if !client.grant_types.contains(&GrantType::AuthorizationCode) {
@@ -596,7 +596,7 @@ async fn refresh_token_grant(
     client: &Client,
     site_config: &SiteConfig,
     mut repo: BoxRepository,
-    user_agent: Option<UserAgent>,
+    user_agent: Option<String>,
 ) -> Result<(AccessTokenResponse, BoxRepository), RouteError> {
     // Check that the client is allowed to use this grant type
     if !client.grant_types.contains(&GrantType::RefreshToken) {
@@ -749,7 +749,7 @@ async fn client_credentials_grant(
     site_config: &SiteConfig,
     mut repo: BoxRepository,
     mut policy: Policy,
-    user_agent: Option<UserAgent>,
+    user_agent: Option<String>,
 ) -> Result<(AccessTokenResponse, BoxRepository), RouteError> {
     // Check that the client is allowed to use this grant type
     if !client.grant_types.contains(&GrantType::ClientCredentials) {
@@ -771,7 +771,7 @@ async fn client_credentials_grant(
             grant_type: mas_policy::GrantType::ClientCredentials,
             requester: mas_policy::Requester {
                 ip_address: activity_tracker.ip(),
-                user_agent: user_agent.clone().map(|ua| ua.raw),
+                user_agent: user_agent.clone(),
             },
         })
         .await?;
@@ -828,7 +828,7 @@ async fn device_code_grant(
     site_config: &SiteConfig,
     mut repo: BoxRepository,
     homeserver: &Arc<dyn HomeserverConnection>,
-    user_agent: Option<UserAgent>,
+    user_agent: Option<String>,
 ) -> Result<(AccessTokenResponse, BoxRepository), RouteError> {
     // Check that the client is allowed to use this grant type
     if !client.grant_types.contains(&GrantType::DeviceCode) {
diff --git a/crates/handlers/src/upstream_oauth2/link.rs b/crates/handlers/src/upstream_oauth2/link.rs
index b80f3956a..730576b61 100644
--- a/crates/handlers/src/upstream_oauth2/link.rs
+++ b/crates/handlers/src/upstream_oauth2/link.rs
@@ -19,7 +19,6 @@ use mas_axum_utils::{
     csrf::{CsrfExt, ProtectedForm},
     record_error,
 };
-use mas_data_model::UserAgent;
 use mas_jose::jwt::Jwt;
 use mas_matrix::HomeserverConnection;
 use mas_policy::Policy;
@@ -233,7 +232,7 @@ pub(crate) async fn get(
     user_agent: Option<TypedHeader<headers::UserAgent>>,
     Path(link_id): Path<Ulid>,
 ) -> Result<impl IntoResponse, RouteError> {
-    let user_agent = user_agent.map(|ua| UserAgent::parse(ua.as_str().to_owned()));
+    let user_agent = user_agent.map(|ua| ua.as_str().to_owned());
     let sessions_cookie = UpstreamSessionsCookie::load(&cookie_jar);
     let (session_id, post_auth_action) = sessions_cookie
         .lookup_link(link_id)
@@ -502,7 +501,7 @@ pub(crate) async fn get(
                                 email: None,
                                 requester: mas_policy::Requester {
                                     ip_address: activity_tracker.ip(),
-                                    user_agent: user_agent.clone().map(|ua| ua.raw),
+                                    user_agent: user_agent.clone(),
                                 },
                             })
                             .await?;
@@ -568,7 +567,7 @@ pub(crate) async fn post(
     Path(link_id): Path<Ulid>,
     Form(form): Form<ProtectedForm<FormData>>,
 ) -> Result<Response, RouteError> {
-    let user_agent = user_agent.map(|ua| UserAgent::parse(ua.as_str().to_owned()));
+    let user_agent = user_agent.map(|ua| ua.as_str().to_owned());
     let form = cookie_jar.verify_form(&clock, form)?;
 
     let sessions_cookie = UpstreamSessionsCookie::load(&cookie_jar);
@@ -786,7 +785,7 @@ pub(crate) async fn post(
                         email: email.as_deref(),
                         requester: mas_policy::Requester {
                             ip_address: activity_tracker.ip(),
-                            user_agent: user_agent.clone().map(|ua| ua.raw),
+                            user_agent: user_agent.clone(),
                         },
                     })
                     .await?;
diff --git a/crates/handlers/src/views/login.rs b/crates/handlers/src/views/login.rs
index d8798fcae..e22a077d0 100644
--- a/crates/handlers/src/views/login.rs
+++ b/crates/handlers/src/views/login.rs
@@ -17,7 +17,7 @@ use mas_axum_utils::{
     cookies::CookieJar,
     csrf::{CsrfExt, ProtectedForm},
 };
-use mas_data_model::{UserAgent, oauth2::LoginHint};
+use mas_data_model::oauth2::LoginHint;
 use mas_i18n::DataLocale;
 use mas_matrix::HomeserverConnection;
 use mas_router::{UpstreamOAuth2Authorize, UrlBuilder};
@@ -146,7 +146,7 @@ pub(crate) async fn post(
     user_agent: Option<TypedHeader<headers::UserAgent>>,
     Form(form): Form<ProtectedForm<LoginForm>>,
 ) -> Result<Response, FancyError> {
-    let user_agent = user_agent.map(|ua| UserAgent::parse(ua.as_str().to_owned()));
+    let user_agent = user_agent.map(|ua| ua.as_str().to_owned());
     if !site_config.password_login_enabled {
         // XXX: is it necessary to have better errors here?
         return Ok(StatusCode::METHOD_NOT_ALLOWED.into_response());
diff --git a/crates/handlers/src/views/recovery/start.rs b/crates/handlers/src/views/recovery/start.rs
index 728e71834..ad87bdd17 100644
--- a/crates/handlers/src/views/recovery/start.rs
+++ b/crates/handlers/src/views/recovery/start.rs
@@ -18,7 +18,7 @@ use mas_axum_utils::{
     cookies::CookieJar,
     csrf::{CsrfExt, ProtectedForm},
 };
-use mas_data_model::{SiteConfig, UserAgent};
+use mas_data_model::SiteConfig;
 use mas_router::UrlBuilder;
 use mas_storage::{
     BoxClock, BoxRepository, BoxRng,
@@ -102,7 +102,7 @@ pub(crate) async fn post(
         return Ok((cookie_jar, url_builder.redirect(&mas_router::Index)).into_response());
     }
 
-    let user_agent = UserAgent::parse(user_agent.as_str().to_owned());
+    let user_agent = user_agent.as_str().to_owned();
     let ip_address = activity_tracker.ip();
 
     let form = cookie_jar.verify_form(&clock, form)?;
diff --git a/crates/handlers/src/views/register/password.rs b/crates/handlers/src/views/register/password.rs
index 4aa0d76dd..92058970a 100644
--- a/crates/handlers/src/views/register/password.rs
+++ b/crates/handlers/src/views/register/password.rs
@@ -18,7 +18,7 @@ use mas_axum_utils::{
     cookies::CookieJar,
     csrf::{CsrfExt, CsrfToken, ProtectedForm},
 };
-use mas_data_model::{CaptchaConfig, UserAgent};
+use mas_data_model::CaptchaConfig;
 use mas_i18n::DataLocale;
 use mas_matrix::HomeserverConnection;
 use mas_policy::Policy;
@@ -141,7 +141,7 @@ pub(crate) async fn post(
     cookie_jar: CookieJar,
     Form(form): Form<ProtectedForm<RegisterForm>>,
 ) -> Result<Response, FancyError> {
-    let user_agent = user_agent.map(|ua| UserAgent::parse(ua.as_str().to_owned()));
+    let user_agent = user_agent.map(|ua| ua.as_str().to_owned());
 
     let ip_address = activity_tracker.ip();
     if !site_config.password_registration_enabled {
@@ -239,7 +239,7 @@ pub(crate) async fn post(
                 email: Some(&form.email),
                 requester: mas_policy::Requester {
                     ip_address: activity_tracker.ip(),
-                    user_agent: user_agent.clone().map(|ua| ua.raw),
+                    user_agent: user_agent.clone(),
                 },
             })
             .await?;
diff --git a/crates/handlers/src/views/register/steps/finish.rs b/crates/handlers/src/views/register/steps/finish.rs
index c0c0df404..afc05b65b 100644
--- a/crates/handlers/src/views/register/steps/finish.rs
+++ b/crates/handlers/src/views/register/steps/finish.rs
@@ -13,7 +13,6 @@ use axum::{
 use axum_extra::TypedHeader;
 use chrono::Duration;
 use mas_axum_utils::{FancyError, SessionInfoExt as _, cookies::CookieJar};
-use mas_data_model::UserAgent;
 use mas_matrix::HomeserverConnection;
 use mas_router::{PostAuthAction, UrlBuilder};
 use mas_storage::{
@@ -56,7 +55,7 @@ pub(crate) async fn get(
     cookie_jar: CookieJar,
     Path(id): Path<Ulid>,
 ) -> Result<Response, FancyError> {
-    let user_agent = user_agent.map(|ua| UserAgent::parse(ua.as_str().to_owned()));
+    let user_agent = user_agent.map(|ua| ua.as_str().to_owned());
     let registration = repo
         .user_registration()
         .lookup(id)
diff --git a/crates/storage-pg/src/app_session.rs b/crates/storage-pg/src/app_session.rs
index d54c604b3..2c747c8ca 100644
--- a/crates/storage-pg/src/app_session.rs
+++ b/crates/storage-pg/src/app_session.rs
@@ -7,9 +7,7 @@
 //! A module containing PostgreSQL implementation of repositories for sessions
 
 use async_trait::async_trait;
-use mas_data_model::{
-    CompatSession, CompatSessionState, Device, Session, SessionState, User, UserAgent,
-};
+use mas_data_model::{CompatSession, CompatSessionState, Device, Session, SessionState, User};
 use mas_storage::{
     Clock, Page, Pagination,
     app_session::{AppSession, AppSessionFilter, AppSessionRepository, AppSessionState},
@@ -106,7 +104,6 @@ impl TryFrom<AppSessionLookup> for AppSession {
             last_active_ip,
         } = value;
 
-        let user_agent = user_agent.map(UserAgent::parse);
         let user_session_id = user_session_id.map(Ulid::from);
 
         match (
diff --git a/crates/storage-pg/src/compat/mod.rs b/crates/storage-pg/src/compat/mod.rs
index 1d0e40426..8ceb089b7 100644
--- a/crates/storage-pg/src/compat/mod.rs
+++ b/crates/storage-pg/src/compat/mod.rs
@@ -20,7 +20,7 @@ pub use self::{
 #[cfg(test)]
 mod tests {
     use chrono::Duration;
-    use mas_data_model::{Device, UserAgent};
+    use mas_data_model::Device;
     use mas_storage::{
         Clock, Pagination, RepositoryAccess,
         clock::MockClock,
@@ -125,7 +125,7 @@ mod tests {
         assert!(session_lookup.user_agent.is_none());
         let session = repo
             .compat_session()
-            .record_user_agent(session_lookup, UserAgent::parse("Mozilla/5.0".to_owned()))
+            .record_user_agent(session_lookup, "Mozilla/5.0".to_owned())
             .await
             .unwrap();
         assert_eq!(session.user_agent.as_deref(), Some("Mozilla/5.0"));
diff --git a/crates/storage-pg/src/compat/session.rs b/crates/storage-pg/src/compat/session.rs
index 10c9fd9ad..c844be238 100644
--- a/crates/storage-pg/src/compat/session.rs
+++ b/crates/storage-pg/src/compat/session.rs
@@ -10,7 +10,7 @@ use async_trait::async_trait;
 use chrono::{DateTime, Utc};
 use mas_data_model::{
     BrowserSession, CompatSession, CompatSessionState, CompatSsoLogin, CompatSsoLoginState, Device,
-    User, UserAgent,
+    User,
 };
 use mas_storage::{
     Clock, Page, Pagination,
@@ -77,7 +77,7 @@ impl From<CompatSessionLookup> for CompatSession {
             human_name: value.human_name,
             created_at: value.created_at,
             is_synapse_admin: value.is_synapse_admin,
-            user_agent: value.user_agent.map(UserAgent::parse),
+            user_agent: value.user_agent,
             last_active_at: value.last_active_at,
             last_active_ip: value.last_active_ip,
         }
@@ -126,7 +126,7 @@ impl TryFrom<CompatSessionAndSsoLoginLookup> for (CompatSession, Option<CompatSs
             user_session_id: value.user_session_id.map(Ulid::from),
             created_at: value.created_at,
             is_synapse_admin: value.is_synapse_admin,
-            user_agent: value.user_agent.map(UserAgent::parse),
+            user_agent: value.user_agent,
             last_active_at: value.last_active_at,
             last_active_ip: value.last_active_ip,
         };
@@ -598,7 +598,7 @@ impl CompatSessionRepository for PgCompatSessionRepository<'_> {
     async fn record_user_agent(
         &mut self,
         mut compat_session: CompatSession,
-        user_agent: UserAgent,
+        user_agent: String,
     ) -> Result<CompatSession, Self::Error> {
         let res = sqlx::query!(
             r#"
diff --git a/crates/storage-pg/src/oauth2/device_code_grant.rs b/crates/storage-pg/src/oauth2/device_code_grant.rs
index 409ab3ff9..ebed4d859 100644
--- a/crates/storage-pg/src/oauth2/device_code_grant.rs
+++ b/crates/storage-pg/src/oauth2/device_code_grant.rs
@@ -8,7 +8,7 @@ use std::net::IpAddr;
 
 use async_trait::async_trait;
 use chrono::{DateTime, Utc};
-use mas_data_model::{BrowserSession, DeviceCodeGrant, DeviceCodeGrantState, Session, UserAgent};
+use mas_data_model::{BrowserSession, DeviceCodeGrant, DeviceCodeGrantState, Session};
 use mas_storage::{
     Clock,
     oauth2::{OAuth2DeviceCodeGrantParams, OAuth2DeviceCodeGrantRepository},
@@ -132,7 +132,7 @@ impl TryFrom<OAuth2DeviceGrantLookup> for DeviceCodeGrant {
             created_at,
             expires_at,
             ip_address,
-            user_agent: user_agent.map(UserAgent::parse),
+            user_agent,
         })
     }
 }
diff --git a/crates/storage-pg/src/oauth2/mod.rs b/crates/storage-pg/src/oauth2/mod.rs
index 5968e625d..d5e7f7694 100644
--- a/crates/storage-pg/src/oauth2/mod.rs
+++ b/crates/storage-pg/src/oauth2/mod.rs
@@ -24,7 +24,7 @@ pub use self::{
 #[cfg(test)]
 mod tests {
     use chrono::Duration;
-    use mas_data_model::{AuthorizationCode, UserAgent};
+    use mas_data_model::AuthorizationCode;
     use mas_storage::{
         Clock, Pagination,
         clock::MockClock,
@@ -351,7 +351,7 @@ mod tests {
         assert!(session.user_agent.is_none());
         let session = repo
             .oauth2_session()
-            .record_user_agent(session, UserAgent::parse("Mozilla/5.0".to_owned()))
+            .record_user_agent(session, "Mozilla/5.0".to_owned())
             .await
             .unwrap();
         assert_eq!(session.user_agent.as_deref(), Some("Mozilla/5.0"));
diff --git a/crates/storage-pg/src/oauth2/session.rs b/crates/storage-pg/src/oauth2/session.rs
index 6b753e17d..b525e22a0 100644
--- a/crates/storage-pg/src/oauth2/session.rs
+++ b/crates/storage-pg/src/oauth2/session.rs
@@ -8,7 +8,7 @@ use std::net::IpAddr;
 
 use async_trait::async_trait;
 use chrono::{DateTime, Utc};
-use mas_data_model::{BrowserSession, Client, Session, SessionState, User, UserAgent};
+use mas_data_model::{BrowserSession, Client, Session, SessionState, User};
 use mas_storage::{
     Clock, Page, Pagination,
     oauth2::{OAuth2SessionFilter, OAuth2SessionRepository},
@@ -87,7 +87,7 @@ impl TryFrom<OAuthSessionLookup> for Session {
             user_id: value.user_id.map(Ulid::from),
             user_session_id: value.user_session_id.map(Ulid::from),
             scope,
-            user_agent: value.user_agent.map(UserAgent::parse),
+            user_agent: value.user_agent,
             last_active_at: value.last_active_at,
             last_active_ip: value.last_active_ip,
         })
@@ -490,14 +490,14 @@ impl OAuth2SessionRepository for PgOAuth2SessionRepository<'_> {
             %session.id,
             %session.scope,
             client.id = %session.client_id,
-            session.user_agent = %user_agent.raw,
+            session.user_agent = user_agent,
         ),
         err,
     )]
     async fn record_user_agent(
         &mut self,
         mut session: Session,
-        user_agent: UserAgent,
+        user_agent: String,
     ) -> Result<Session, Self::Error> {
         let res = sqlx::query!(
             r#"
diff --git a/crates/storage-pg/src/user/recovery.rs b/crates/storage-pg/src/user/recovery.rs
index d838b2531..bc108b52a 100644
--- a/crates/storage-pg/src/user/recovery.rs
+++ b/crates/storage-pg/src/user/recovery.rs
@@ -8,7 +8,7 @@ use std::net::IpAddr;
 
 use async_trait::async_trait;
 use chrono::{DateTime, Duration, Utc};
-use mas_data_model::{UserAgent, UserEmail, UserRecoverySession, UserRecoveryTicket};
+use mas_data_model::{UserEmail, UserRecoverySession, UserRecoveryTicket};
 use mas_storage::{Clock, user::UserRecoveryRepository};
 use rand::RngCore;
 use sqlx::PgConnection;
@@ -45,7 +45,7 @@ impl From<UserRecoverySessionRow> for UserRecoverySession {
         UserRecoverySession {
             id: row.user_recovery_session_id.into(),
             email: row.email,
-            user_agent: UserAgent::parse(row.user_agent),
+            user_agent: row.user_agent,
             ip_address: row.ip_address,
             locale: row.locale,
             created_at: row.created_at,
@@ -127,7 +127,7 @@ impl UserRecoveryRepository for PgUserRecoveryRepository<'_> {
             db.query.text,
             user_recovery_session.id,
             user_recovery_session.email = email,
-            user_recovery_session.user_agent = &*user_agent,
+            user_recovery_session.user_agent = user_agent,
             user_recovery_session.ip_address = ip_address.map(|ip| ip.to_string()),
         )
     )]
@@ -136,7 +136,7 @@ impl UserRecoveryRepository for PgUserRecoveryRepository<'_> {
         rng: &mut (dyn RngCore + Send),
         clock: &dyn Clock,
         email: String,
-        user_agent: UserAgent,
+        user_agent: String,
         ip_address: Option<IpAddr>,
         locale: String,
     ) -> Result<UserRecoverySession, Self::Error> {
diff --git a/crates/storage-pg/src/user/registration.rs b/crates/storage-pg/src/user/registration.rs
index 1aa2afe86..5d578ab79 100644
--- a/crates/storage-pg/src/user/registration.rs
+++ b/crates/storage-pg/src/user/registration.rs
@@ -7,9 +7,7 @@ use std::net::IpAddr;
 
 use async_trait::async_trait;
 use chrono::{DateTime, Utc};
-use mas_data_model::{
-    UserAgent, UserEmailAuthentication, UserRegistration, UserRegistrationPassword,
-};
+use mas_data_model::{UserEmailAuthentication, UserRegistration, UserRegistrationPassword};
 use mas_storage::{Clock, user::UserRegistrationRepository};
 use rand::RngCore;
 use sqlx::PgConnection;
@@ -53,7 +51,6 @@ impl TryFrom<UserRegistrationLookup> for UserRegistration {
 
     fn try_from(value: UserRegistrationLookup) -> Result<Self, Self::Error> {
         let id = Ulid::from(value.user_registration_id);
-        let user_agent = value.user_agent.map(UserAgent::parse);
 
         let password = match (value.hashed_password, value.hashed_password_version) {
             (Some(hashed_password), Some(version)) => {
@@ -91,7 +88,7 @@ impl TryFrom<UserRegistrationLookup> for UserRegistration {
         Ok(UserRegistration {
             id,
             ip_address: value.ip_address,
-            user_agent,
+            user_agent: value.user_agent,
             post_auth_action: value.post_auth_action,
             username: value.username,
             display_name: value.display_name,
@@ -162,7 +159,7 @@ impl UserRegistrationRepository for PgUserRegistrationRepository<'_> {
         clock: &dyn Clock,
         username: String,
         ip_address: Option<IpAddr>,
-        user_agent: Option<UserAgent>,
+        user_agent: Option<String>,
         post_auth_action: Option<serde_json::Value>,
     ) -> Result<UserRegistration, Self::Error> {
         let created_at = clock.now();
@@ -394,7 +391,7 @@ impl UserRegistrationRepository for PgUserRegistrationRepository<'_> {
 mod tests {
     use std::net::{IpAddr, Ipv4Addr};
 
-    use mas_data_model::{UserAgent, UserRegistrationPassword};
+    use mas_data_model::UserRegistrationPassword;
     use mas_storage::{Clock, clock::MockClock};
     use rand::SeedableRng;
     use rand_chacha::ChaChaRng;
@@ -487,16 +484,13 @@ mod tests {
                 &clock,
                 "alice".to_owned(),
                 Some(IpAddr::V4(Ipv4Addr::new(127, 0, 0, 1))),
-                Some(UserAgent::parse("Mozilla/5.0".to_owned())),
+                Some("Mozilla/5.0".to_owned()),
                 Some(serde_json::json!({"action": "continue_compat_sso_login", "id": "01FSHN9AG0MKGTBNZ16RDR3PVY"})),
             )
             .await
             .unwrap();
 
-        assert_eq!(
-            registration.user_agent,
-            Some(UserAgent::parse("Mozilla/5.0".to_owned()))
-        );
+        assert_eq!(registration.user_agent, Some("Mozilla/5.0".to_owned()));
         assert_eq!(
             registration.ip_address,
             Some(IpAddr::V4(Ipv4Addr::new(127, 0, 0, 1)))
diff --git a/crates/storage-pg/src/user/session.rs b/crates/storage-pg/src/user/session.rs
index ce027afc0..fa4c69f82 100644
--- a/crates/storage-pg/src/user/session.rs
+++ b/crates/storage-pg/src/user/session.rs
@@ -10,7 +10,7 @@ use async_trait::async_trait;
 use chrono::{DateTime, Utc};
 use mas_data_model::{
     Authentication, AuthenticationMethod, BrowserSession, Password,
-    UpstreamOAuthAuthorizationSession, User, UserAgent,
+    UpstreamOAuthAuthorizationSession, User,
 };
 use mas_storage::{
     Clock, Page, Pagination,
@@ -83,7 +83,7 @@ impl TryFrom<SessionLookup> for BrowserSession {
             user,
             created_at: value.user_session_created_at,
             finished_at: value.user_session_finished_at,
-            user_agent: value.user_session_user_agent.map(UserAgent::parse),
+            user_agent: value.user_session_user_agent,
             last_active_at: value.user_session_last_active_at,
             last_active_ip: value.user_session_last_active_ip,
         })
@@ -208,7 +208,7 @@ impl BrowserSessionRepository for PgBrowserSessionRepository<'_> {
         rng: &mut (dyn RngCore + Send),
         clock: &dyn Clock,
         user: &User,
-        user_agent: Option<UserAgent>,
+        user_agent: Option<String>,
     ) -> Result<BrowserSession, Self::Error> {
         let created_at = clock.now();
         let id = Ulid::from_datetime_with_source(created_at.into(), rng);
diff --git a/crates/storage/src/compat/session.rs b/crates/storage/src/compat/session.rs
index 81a417fa6..757f5269b 100644
--- a/crates/storage/src/compat/session.rs
+++ b/crates/storage/src/compat/session.rs
@@ -8,7 +8,7 @@ use std::net::IpAddr;
 
 use async_trait::async_trait;
 use chrono::{DateTime, Utc};
-use mas_data_model::{BrowserSession, CompatSession, CompatSsoLogin, Device, User, UserAgent};
+use mas_data_model::{BrowserSession, CompatSession, CompatSsoLogin, Device, User};
 use rand_core::RngCore;
 use ulid::Ulid;
 
@@ -322,7 +322,7 @@ pub trait CompatSessionRepository: Send + Sync {
     async fn record_user_agent(
         &mut self,
         compat_session: CompatSession,
-        user_agent: UserAgent,
+        user_agent: String,
     ) -> Result<CompatSession, Self::Error>;
 }
 
@@ -367,6 +367,6 @@ repository_impl!(CompatSessionRepository:
     async fn record_user_agent(
         &mut self,
         compat_session: CompatSession,
-        user_agent: UserAgent,
+        user_agent: String,
     ) -> Result<CompatSession, Self::Error>;
 );
diff --git a/crates/storage/src/oauth2/device_code_grant.rs b/crates/storage/src/oauth2/device_code_grant.rs
index 9a85a3a75..762e854cc 100644
--- a/crates/storage/src/oauth2/device_code_grant.rs
+++ b/crates/storage/src/oauth2/device_code_grant.rs
@@ -8,7 +8,7 @@ use std::net::IpAddr;
 
 use async_trait::async_trait;
 use chrono::Duration;
-use mas_data_model::{BrowserSession, Client, DeviceCodeGrant, Session, UserAgent};
+use mas_data_model::{BrowserSession, Client, DeviceCodeGrant, Session};
 use oauth2_types::scope::Scope;
 use rand_core::RngCore;
 use ulid::Ulid;
@@ -36,7 +36,7 @@ pub struct OAuth2DeviceCodeGrantParams<'a> {
     pub ip_address: Option<IpAddr>,
 
     /// The user agent from which the request was made
-    pub user_agent: Option<UserAgent>,
+    pub user_agent: Option<String>,
 }
 
 /// An [`OAuth2DeviceCodeGrantRepository`] helps interacting with
diff --git a/crates/storage/src/oauth2/session.rs b/crates/storage/src/oauth2/session.rs
index d53eaa85c..7dbba4a03 100644
--- a/crates/storage/src/oauth2/session.rs
+++ b/crates/storage/src/oauth2/session.rs
@@ -8,7 +8,7 @@ use std::net::IpAddr;
 
 use async_trait::async_trait;
 use chrono::{DateTime, Utc};
-use mas_data_model::{BrowserSession, Client, Device, Session, User, UserAgent};
+use mas_data_model::{BrowserSession, Client, Device, Session, User};
 use oauth2_types::scope::Scope;
 use rand_core::RngCore;
 use ulid::Ulid;
@@ -428,7 +428,7 @@ pub trait OAuth2SessionRepository: Send + Sync {
     async fn record_user_agent(
         &mut self,
         session: Session,
-        user_agent: UserAgent,
+        user_agent: String,
     ) -> Result<Session, Self::Error>;
 }
 
@@ -487,6 +487,6 @@ repository_impl!(OAuth2SessionRepository:
     async fn record_user_agent(
         &mut self,
         session: Session,
-        user_agent: UserAgent,
+        user_agent: String,
     ) -> Result<Session, Self::Error>;
 );
diff --git a/crates/storage/src/user/recovery.rs b/crates/storage/src/user/recovery.rs
index 05f2d9333..a5361e795 100644
--- a/crates/storage/src/user/recovery.rs
+++ b/crates/storage/src/user/recovery.rs
@@ -7,7 +7,7 @@
 use std::net::IpAddr;
 
 use async_trait::async_trait;
-use mas_data_model::{UserAgent, UserEmail, UserRecoverySession, UserRecoveryTicket};
+use mas_data_model::{UserEmail, UserRecoverySession, UserRecoveryTicket};
 use rand_core::RngCore;
 use ulid::Ulid;
 
@@ -59,7 +59,7 @@ pub trait UserRecoveryRepository: Send + Sync {
         rng: &mut (dyn RngCore + Send),
         clock: &dyn Clock,
         email: String,
-        user_agent: UserAgent,
+        user_agent: String,
         ip_address: Option<IpAddr>,
         locale: String,
     ) -> Result<UserRecoverySession, Self::Error>;
@@ -131,7 +131,7 @@ repository_impl!(UserRecoveryRepository:
         rng: &mut (dyn RngCore + Send),
         clock: &dyn Clock,
         email: String,
-        user_agent: UserAgent,
+        user_agent: String,
         ip_address: Option<IpAddr>,
         locale: String,
     ) -> Result<UserRecoverySession, Self::Error>;
diff --git a/crates/storage/src/user/registration.rs b/crates/storage/src/user/registration.rs
index 8bc4ddcb0..3932db622 100644
--- a/crates/storage/src/user/registration.rs
+++ b/crates/storage/src/user/registration.rs
@@ -6,7 +6,7 @@
 use std::net::IpAddr;
 
 use async_trait::async_trait;
-use mas_data_model::{UserAgent, UserEmailAuthentication, UserRegistration};
+use mas_data_model::{UserEmailAuthentication, UserRegistration};
 use rand_core::RngCore;
 use ulid::Ulid;
 use url::Url;
@@ -56,7 +56,7 @@ pub trait UserRegistrationRepository: Send + Sync {
         clock: &dyn Clock,
         username: String,
         ip_address: Option<IpAddr>,
-        user_agent: Option<UserAgent>,
+        user_agent: Option<String>,
         post_auth_action: Option<serde_json::Value>,
     ) -> Result<UserRegistration, Self::Error>;
 
@@ -166,7 +166,7 @@ repository_impl!(UserRegistrationRepository:
         clock: &dyn Clock,
         username: String,
         ip_address: Option<IpAddr>,
-        user_agent: Option<UserAgent>,
+        user_agent: Option<String>,
         post_auth_action: Option<serde_json::Value>,
     ) -> Result<UserRegistration, Self::Error>;
     async fn set_display_name(
diff --git a/crates/storage/src/user/session.rs b/crates/storage/src/user/session.rs
index 355507530..2421ff009 100644
--- a/crates/storage/src/user/session.rs
+++ b/crates/storage/src/user/session.rs
@@ -9,7 +9,7 @@ use std::net::IpAddr;
 use async_trait::async_trait;
 use chrono::{DateTime, Utc};
 use mas_data_model::{
-    Authentication, BrowserSession, Password, UpstreamOAuthAuthorizationSession, User, UserAgent,
+    Authentication, BrowserSession, Password, UpstreamOAuthAuthorizationSession, User,
 };
 use rand_core::RngCore;
 use ulid::Ulid;
@@ -151,7 +151,7 @@ pub trait BrowserSessionRepository: Send + Sync {
         rng: &mut (dyn RngCore + Send),
         clock: &dyn Clock,
         user: &User,
-        user_agent: Option<UserAgent>,
+        user_agent: Option<String>,
     ) -> Result<BrowserSession, Self::Error>;
 
     /// Finish a [`BrowserSession`]
@@ -296,7 +296,7 @@ repository_impl!(BrowserSessionRepository:
         rng: &mut (dyn RngCore + Send),
         clock: &dyn Clock,
         user: &User,
-        user_agent: Option<UserAgent>,
+        user_agent: Option<String>,
     ) -> Result<BrowserSession, Self::Error>;
     async fn finish(
         &mut self,
diff --git a/crates/templates/src/context.rs b/crates/templates/src/context.rs
index b6661d540..e1ca20069 100644
--- a/crates/templates/src/context.rs
+++ b/crates/templates/src/context.rs
@@ -22,7 +22,7 @@ use mas_data_model::{
     AuthorizationGrant, BrowserSession, Client, CompatSsoLogin, CompatSsoLoginState,
     DeviceCodeGrant, UpstreamOAuthLink, UpstreamOAuthProvider, UpstreamOAuthProviderClaimsImports,
     UpstreamOAuthProviderDiscoveryMode, UpstreamOAuthProviderPkceMode,
-    UpstreamOAuthProviderTokenAuthMethod, User, UserAgent, UserEmailAuthentication,
+    UpstreamOAuthProviderTokenAuthMethod, User, UserEmailAuthentication,
     UserEmailAuthenticationCode, UserRecoverySession, UserRegistration,
 };
 use mas_i18n::DataLocale;
@@ -808,7 +808,7 @@ impl TemplateContext for EmailRecoveryContext {
             let session = UserRecoverySession {
                 id: Ulid::from_datetime_with_source(now.into(), rng),
                 email: "hello@example.com".to_owned(),
-                user_agent: UserAgent::parse("Mozilla/5.0 (Macintosh; Intel Mac OS X 10_8_4) AppleWebKit/536.30.1 (KHTML, like Gecko) Version/6.0.5 Safari/536.30.1".to_owned()),
+                user_agent: "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_8_4) AppleWebKit/536.30.1 (KHTML, like Gecko) Version/6.0.5 Safari/536.30.1".to_owned(),
                 ip_address: Some(IpAddr::from([192_u8, 0, 2, 1])),
                 locale: "en".to_owned(),
                 created_at: now,
@@ -1106,7 +1106,7 @@ impl TemplateContext for RecoveryProgressContext {
         let session = UserRecoverySession {
             id: Ulid::from_datetime_with_source(now.into(), rng),
             email: "name@mail.com".to_owned(),
-            user_agent: UserAgent::parse("Mozilla/5.0".to_owned()),
+            user_agent: "Mozilla/5.0".to_owned(),
             ip_address: None,
             locale: "en".to_owned(),
             created_at: now,
@@ -1148,7 +1148,7 @@ impl TemplateContext for RecoveryExpiredContext {
         let session = UserRecoverySession {
             id: Ulid::from_datetime_with_source(now.into(), rng),
             email: "name@mail.com".to_owned(),
-            user_agent: UserAgent::parse("Mozilla/5.0".to_owned()),
+            user_agent: "Mozilla/5.0".to_owned(),
             ip_address: None,
             locale: "en".to_owned(),
             created_at: now,
@@ -1529,7 +1529,7 @@ impl TemplateContext for DeviceConsentContext {
                     created_at: now - Duration::try_minutes(5).unwrap(),
                     expires_at: now + Duration::try_minutes(25).unwrap(),
                     ip_address: Some(IpAddr::V4(Ipv4Addr::new(127, 0, 0, 1))),
-                    user_agent: Some(UserAgent::parse("Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/93.0.0.0 Safari/537.36".to_owned())),
+                    user_agent: Some("Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/93.0.0.0 Safari/537.36".to_owned()),
                 };
                 Self { grant, client }
             })