diff --git a/Cargo.toml b/Cargo.toml
index e842f8e..d84c1c7 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "packageurl"
-version = "0.5.0"
-edition = "2021"
+version = "0.6.0"
+edition = "2024"
 authors = [
     "Martin Larralde <martin.larralde@embl.de>",
     "Jens Reimann <ctron@dentrassi.de>",
@@ -9,27 +9,26 @@ authors = [
 license = "MIT"
 description = "Rust implementation of the package url specification"
 documentation = "https://docs.rs/packageurl"
-repository = "https://github.com/scm-rs/packageurl-rs"
+repository = "https://github.com/scm-rs/packageurl.rs"
 readme = "README.md"
 keywords = ["purl", "package-url"]
 categories = ["parser-implementations", "encoding", "development-tools"]
-rust-version = "1.82.0"
+rust-version = "1.85.0"
 
 [dependencies]
-percent-encoding = "2.1.0"
-thiserror = "2.0.12"
+percent-encoding = "2"
+thiserror = "2"
 
-memchr = { version = "2.4.0", optional = true }
-serde = { version = "1.0.0", optional = true, features = ["derive"] }
+memchr = { version = "2", optional = true }
+serde = { version = "1", optional = true, features = ["derive"] }
 
 [features]
 default = []
 
 [dev-dependencies]
-criterion = "0.5.1"
-rstest = "0.25.0"
-serde = { version = "1.0.0", features = ["derive"] }
-serde_json = "1.0.13"
+criterion = "0.7"
+serde = { version = "1", features = ["derive"] }
+serde_json = "1"
 url = "2"
 
 [[bench]]
diff --git a/README.md b/README.md
index adaf34b..600ad4b 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 #
 
-`packageurl-rs` [![Star me](https://img.shields.io/github/stars/scm-rs/packageurl.rs.svg?style=social&label=Star)](https://github.com/scm-rs/packageurl.rs/stargazers)
+`packageurl.rs` [![Star me](https://img.shields.io/github/stars/scm-rs/packageurl.rs.svg?style=social&label=Star)](https://github.com/scm-rs/packageurl.rs/stargazers)
 
 *Read and generate Package URLs in Rust.*
 
@@ -74,7 +74,7 @@ a changelog as part of the [GitHub releases](https://github.com/scm-rs/packageur
 ## 💭 Feedback
 
 Found a bug? Have an enhancement request? Head over to the
-[GitHub issue tracker](https://github.com/scm-rs/packageurl-rs/issues) of the project if
+[GitHub issue tracker](https://github.com/scm-rs/packageurl.rs/issues) of the project if
 you need to report or ask something. If you are filling in on a bug, please include as much
 information as you can about the issue, and try to recreate the same bug in a simple, easily
 reproducible situation.
diff --git a/benches/bench.rs b/benches/bench.rs
index a992727..2a38484 100644
--- a/benches/bench.rs
+++ b/benches/bench.rs
@@ -1,4 +1,4 @@
-use criterion::{criterion_group, criterion_main, Criterion};
+use criterion::{Criterion, criterion_group, criterion_main};
 use packageurl::PackageUrl;
 use std::str::FromStr;
 
diff --git a/src/errors.rs b/src/errors.rs
index 8a19151..3c9d8d6 100644
--- a/src/errors.rs
+++ b/src/errors.rs
@@ -12,6 +12,8 @@ pub enum Error {
     InvalidKey(String),
     #[error("missing name")]
     MissingName,
+    #[error("no namespace allowed for type {0:?}")]
+    TypeProhibitsNamespace(String),
     #[error("invalid namespace component: {0:?}")]
     InvalidNamespaceComponent(String),
     #[error("missing scheme")]
diff --git a/src/lib.rs b/src/lib.rs
index ad4997b..f7f3f3c 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -33,7 +33,7 @@
 //! [`FromStr`]: https://doc.rust-lang.org/std/str/trait.FromStr.html
 //! [`PackageUrl`]: example_generated/struct.PackageUrl.html
 //! [`'static`]: https://doc.rust-lang.org/reference/items/static-items.html#static-lifetime-elision
-#![doc(issue_tracker_base_url = "https://github.com/althonos/packageurl-rs/issues/")]
+#![doc(issue_tracker_base_url = "https://github.com/althonos/packageurl.rs/issues/")]
 
 mod errors;
 mod parser;
diff --git a/src/purl.rs b/src/purl.rs
index 9678b15..f3bff4f 100644
--- a/src/purl.rs
+++ b/src/purl.rs
@@ -12,7 +12,7 @@ use serde::{Deserialize, Serialize};
 use super::errors::Error;
 use super::errors::Result;
 use super::parser;
-use super::utils::{to_lowercase, PercentCodec};
+use super::utils::{PercentCodec, to_lowercase};
 use super::validation;
 
 const ENCODE_SET: &AsciiSet = &percent_encoding::CONTROLS
@@ -26,8 +26,6 @@ const ENCODE_SET: &AsciiSet = &percent_encoding::CONTROLS
     .add(b'?')
     .add(b'{')
     .add(b'}')
-    // .add(b'/')
-    // .add(b':')
     .add(b';')
     .add(b'=')
     .add(b'+')
@@ -36,7 +34,8 @@ const ENCODE_SET: &AsciiSet = &percent_encoding::CONTROLS
     .add(b'[')
     .add(b']')
     .add(b'^')
-    .add(b'|');
+    .add(b'|')
+    .add(b'/');
 
 /// A Package URL.
 #[derive(Debug, Clone, PartialEq, Eq)]
@@ -66,7 +65,7 @@ impl<'a> PackageUrl<'a> {
     /// cannot contain spaces.
     ///
     /// # Name
-    /// The package name will be canonicalize depending on the type: for instance,
+    /// The package name will be canonicalized depending on the type: for instance,
     /// 'bitbucket' packages have a case-insensitive name, so the name will be
     /// lowercased if needed.
     ///
@@ -87,7 +86,7 @@ impl<'a> PackageUrl<'a> {
             t = to_lowercase(t);
             // lowercase name if required by type and needed
             match t.as_ref() {
-                "bitbucket" | "deb" | "github" | "hex" | "npm" => {
+                "bitbucket" | "deb" | "github" | "hex" | "npm" | "composer" | "mlflow" => {
                     n = to_lowercase(n);
                 }
                 "pypi" => {
@@ -152,20 +151,31 @@ impl<'a> PackageUrl<'a> {
     }
 
     /// Assign a namespace to the package.
-    pub fn with_namespace<N>(&mut self, namespace: N) -> &mut Self
+    pub fn with_namespace<N>(&mut self, namespace: N) -> Result<&mut Self>
     where
         N: Into<Cow<'a, str>>,
     {
+        // Fail if namespace is prohibited for this type
+        match self.ty.as_ref() {
+            "bitnami" | "cargo" | "cocoapods" | "conda" | "cran" | "gem" | "hackage" | "mlflow"
+            | "nuget" | "oci" | "pub" | "pypi" => {
+                return Err(Error::TypeProhibitsNamespace(self.ty.to_string()));
+            }
+            _ => {}
+        }
+
+        // Lowercase namespace if needed for this type
         let mut n = namespace.into();
         match self.ty.as_ref() {
-            "bitbucket" | "deb" | "github" | "golang" | "hex" | "rpm" => {
+            "apk" | "bitbucket" | "composer" | "deb" | "github" | "golang" | "hex" | "qpkg"
+            | "rpm" => {
                 n = to_lowercase(n);
             }
             _ => {}
         }
 
         self.namespace = Some(n);
-        self
+        Ok(self)
     }
 
     /// Clear the namespace
@@ -175,12 +185,17 @@ impl<'a> PackageUrl<'a> {
     }
 
     /// Assign a version to the package.
-    pub fn with_version<V>(&mut self, version: V) -> &mut Self
+    pub fn with_version<V>(&mut self, version: V) -> Result<&mut Self>
     where
         V: Into<Cow<'a, str>>,
     {
-        self.version = Some(version.into());
-        self
+        let mut v = version.into();
+        if self.ty.as_ref() == "huggingface" {
+            v = to_lowercase(v);
+        }
+
+        self.version = Some(v);
+        Ok(self)
     }
 
     /// Clear the version
@@ -263,10 +278,10 @@ impl FromStr for PackageUrl<'static> {
 
         let mut purl = Self::new(ty, name)?;
         if let Some(ns) = namespace {
-            purl.with_namespace(ns);
+            purl.with_namespace(ns)?;
         }
         if let Some(v) = version {
-            purl.with_version(v);
+            purl.with_version(v)?;
         }
         if let Some(sp) = subpath {
             purl.with_subpath(sp)?;
@@ -367,7 +382,9 @@ mod tests {
         let purl_string = PackageUrl::new("type", "name")
             .unwrap()
             .with_namespace("name/space")
+            .unwrap()
             .with_version("version")
+            .unwrap()
             .with_subpath("sub/path")
             .unwrap()
             .add_qualifier("k1", "v1")
@@ -380,11 +397,20 @@ mod tests {
 
     #[test]
     fn test_percent_encoding_idempotent() {
-        let orig = "pkg:brew/openssl%25401.1@1.1.1w";
+        let orig = "pkg:brew/open%2Fssl%25401.1@1.1.1w";
         let round_trip = orig.parse::<PackageUrl>().unwrap().to_string();
         assert_eq!(orig, round_trip);
     }
 
+    #[test]
+    fn test_percent_encoded_name() {
+        let raw_purl = "pkg:type/name/space/first%2Fname";
+        let purl = PackageUrl::from_str(raw_purl).unwrap();
+        assert_eq!(purl.ty(), "type");
+        assert_eq!(purl.namespace(), Some("name/space"));
+        assert_eq!(purl.name(), "first/name");
+    }
+
     #[test]
     fn test_percent_encoding_qualifier() {
         let mut purl = "pkg:deb/ubuntu/gnome-calculator@1:41.1-2ubuntu2"
@@ -396,7 +422,10 @@ mod tests {
         )
         .unwrap();
         let encoded = purl.to_string();
-        assert_eq!(encoded, "pkg:deb/ubuntu/gnome-calculator@1:41.1-2ubuntu2?vcs_url=git%2Bhttps://salsa.debian.org/gnome-team/gnome-calculator.git%40debian/1%2541.1-2");
+        assert_eq!(
+            encoded,
+            "pkg:deb/ubuntu/gnome-calculator@1:41.1-2ubuntu2?vcs_url=git%2Bhttps:%2F%2Fsalsa.debian.org%2Fgnome-team%2Fgnome-calculator.git%40debian%2F1%2541.1-2"
+        );
     }
 
     #[cfg(feature = "serde")]
diff --git a/tests/spec/macros.rs b/tests/spec/macros.rs
index 467c551..d2b1513 100644
--- a/tests/spec/macros.rs
+++ b/tests/spec/macros.rs
@@ -57,11 +57,11 @@ pub fn run_build_test(case: &SpecTestCase) {
 
     let mut purl = purl_result.unwrap();
     if let Some(ref ns) = input.namespace {
-        purl.with_namespace(ns.as_ref());
+        let _ = purl.with_namespace(ns.as_ref());
     }
 
     if let Some(ref v) = input.version {
-        purl.with_version(v.as_ref());
+        let _ = purl.with_version(v.as_ref());
     }
 
     if let Some(ref sp) = input.subpath {
@@ -125,7 +125,6 @@ pub fn run_tests_from_spec(path: &Path) {
     }
 }
 
-
 macro_rules! generate_json_tests {
     ($($test_name:ident => $file_path:expr),* $(,)?) => {
         $(
diff --git a/tests/spec/mod.rs b/tests/spec/mod.rs
index 13d7a17..1a6d0b0 100644
--- a/tests/spec/mod.rs
+++ b/tests/spec/mod.rs
@@ -8,16 +8,15 @@ mod testcase;
 generate_json_tests! {
     alpm_test          => "tests/spec/purl-spec/tests/types/alpm-test.json",
     apk_test           => "tests/spec/purl-spec/tests/types/apk-test.json",
-    bintray_test       => "tests/spec/purl-spec/tests/types/bintray-test.json",
     bitbucket_test     => "tests/spec/purl-spec/tests/types/bitbucket-test.json",
     bitnami_test       => "tests/spec/purl-spec/tests/types/bitnami-test.json",
     cargo_test         => "tests/spec/purl-spec/tests/types/cargo-test.json",
     cocoapods_test     => "tests/spec/purl-spec/tests/types/cocoapods-test.json",
-    // composer_test      => "tests/spec/purl-spec/tests/types/composer-test.json",
+    composer_test      => "tests/spec/purl-spec/tests/types/composer-test.json",
     // conan_test         => "tests/spec/purl-spec/tests/types/conan-test.json",
     conda_test         => "tests/spec/purl-spec/tests/types/conda-test.json",
     // cpan_test          => "tests/spec/purl-spec/tests/types/cpan-test.json",
-    // cran_test          => "tests/spec/purl-spec/tests/types/cran-test.json",
+    cran_test          => "tests/spec/purl-spec/tests/types/cran-test.json",
     deb_test           => "tests/spec/purl-spec/tests/types/deb-test.json",
     docker_test        => "tests/spec/purl-spec/tests/types/docker-test.json",
     gem_test           => "tests/spec/purl-spec/tests/types/gem-test.json",
@@ -26,9 +25,9 @@ generate_json_tests! {
     golang_test        => "tests/spec/purl-spec/tests/types/golang-test.json",
     hackage_test       => "tests/spec/purl-spec/tests/types/hackage-test.json",
     hex_test           => "tests/spec/purl-spec/tests/types/hex-test.json",
-    // huggingface_test   => "tests/spec/purl-spec/tests/types/huggingface-test.json",
+    huggingface_test   => "tests/spec/purl-spec/tests/types/huggingface-test.json",
     luarocks_test      => "tests/spec/purl-spec/tests/types/luarocks-test.json",
-    // maven_test         => "tests/spec/purl-spec/tests/types/maven-test.json",
+    maven_test         => "tests/spec/purl-spec/tests/types/maven-test.json",
     // mlflow_test        => "tests/spec/purl-spec/tests/types/mlflow-test.json",
     // npm_test           => "tests/spec/purl-spec/tests/types/npm-test.json",
     nuget_test         => "tests/spec/purl-spec/tests/types/nuget-test.json",
diff --git a/tests/spec/purl-spec b/tests/spec/purl-spec
index 96d6f8c..52055b1 160000
--- a/tests/spec/purl-spec
+++ b/tests/spec/purl-spec
@@ -1 +1 @@
-Subproject commit 96d6f8c4123d4a6a5c2bbc90cf61fca834f421d9
+Subproject commit 52055b1547819f4044b4451623452af263d8f3be