diff --git a/Cargo.toml b/Cargo.toml
index fdcb66e..e2ec682 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -28,4 +28,4 @@ trussed = { version = "0.1.0", features = ["serde-extensions", "virt"] }
 
 [patch.crates-io]
 littlefs2 = { git =  "https://github.com/Nitrokey/littlefs2", tag = "v0.3.2-nitrokey-2" }
-trussed = { git = "https://github.com/trussed-dev/trussed.git", rev = "51e68500d7601d04f884f5e95567d14b9018a6cb" }
+trussed = { git = "https://github.com/trussed-dev/trussed.git", rev = "df720980888e3e0d5487250bd14a28db02a5f13b" }
diff --git a/src/backend.rs b/src/backend.rs
index 709c735..f60f446 100644
--- a/src/backend.rs
+++ b/src/backend.rs
@@ -219,7 +219,7 @@ impl ExtensionImpl<AuthExtension> for AuthBackend {
         let global_fs = &mut resources.filestore(PathBuf::from(BACKEND_DIR));
         let rng = &mut resources.rng()?;
         let client_id = core_ctx.path.clone();
-        let keystore = &mut resources.keystore(core_ctx)?;
+        let keystore = &mut resources.keystore(core_ctx.path.clone())?;
         match request {
             AuthRequest::HasPin(request) => {
                 let has_pin = fs.exists(&request.id.path(), self.location);
diff --git a/src/lib.rs b/src/lib.rs
index 8520705..a2c78fb 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -176,7 +176,7 @@ mod tests {
 
     #[test]
     fn pin_id_path() {
-        for i in 0..u8::MAX {
+        for i in 0..=u8::MAX {
             assert_eq!(Ok(PinId(i)), PinId::from_path(PinId(i).path().as_ref()));
             let actual = PinId(i).path();
             let expected = PathBuf::from(format!("pin.{i:02x}").as_str());