diff --git a/packages_generated/s2s_vpn/src/v1alpha1/marshalling.gen.ts b/packages_generated/s2s_vpn/src/v1alpha1/marshalling.gen.ts
index cac7ab6cb..7f9fc6a7d 100644
--- a/packages_generated/s2s_vpn/src/v1alpha1/marshalling.gen.ts
+++ b/packages_generated/s2s_vpn/src/v1alpha1/marshalling.gen.ts
@@ -100,6 +100,8 @@ export const unmarshalConnection = (data: unknown): Connection => {
     projectId: data.project_id,
     region: data.region,
     routePropagationEnabled: data.route_propagation_enabled,
+    secretId: data.secret_id,
+    secretRevision: data.secret_revision,
     status: data.status,
     tags: data.tags,
     tunnelStatus: data.tunnel_status,
diff --git a/packages_generated/s2s_vpn/src/v1alpha1/types.gen.ts b/packages_generated/s2s_vpn/src/v1alpha1/types.gen.ts
index 15955e76a..a3c9ff089 100644
--- a/packages_generated/s2s_vpn/src/v1alpha1/types.gen.ts
+++ b/packages_generated/s2s_vpn/src/v1alpha1/types.gen.ts
@@ -156,6 +156,14 @@ export interface Connection {
    * Who initiates the IPsec tunnel.
    */
   initiationPolicy: ConnectionInitiationPolicy
+  /**
+   * ID of the secret in Secret Manager which contains the PSK.
+   */
+  secretId: string
+  /**
+   * Version number of the secret in Secret Manager which contains the PSK.
+   */
+  secretRevision: number
   /**
    * List of IKE v2 ciphers proposed for the IPsec tunnel.
    */
@@ -450,9 +458,9 @@ export interface CreateConnectionResponse {
    */
   connection?: Connection
   /**
-   * New PSK generated for this connection.
+   * @deprecated Deprecated, use secret_id & secret_revision fields.
    */
-  preSharedKey: string
+  preSharedKey?: string
 }
 
 export type CreateCustomerGatewayRequest = {
@@ -940,9 +948,9 @@ export interface RenewConnectionPskResponse {
    */
   connection?: Connection
   /**
-   * New PSK generated for this connection.
+   * @deprecated Deprecated, use secret_id & secret_revision fields.
    */
-  preSharedKey: string
+  preSharedKey?: string
 }
 
 export type SetRoutingPolicyRequest = {