diff --git a/fido-mds-tool/src/main.rs b/fido-mds-tool/src/main.rs
index e3cb234b..1a2b474f 100644
--- a/fido-mds-tool/src/main.rs
+++ b/fido-mds-tool/src/main.rs
@@ -182,8 +182,8 @@ fn main() {
 
             let s = match fs::read_to_string(path) {
                 Ok(s) => s,
-                Err(e) => {
-                    tracing::error!(?e);
+                Err(err) => {
+                    tracing::error!(?err, "read_to_string");
                     return;
                 }
             };
@@ -195,8 +195,8 @@ fn main() {
                         eprintln!("{fd}");
                     }
                 }
-                Err(e) => {
-                    tracing::error!(?e);
+                Err(err) => {
+                    tracing::error!(?err, "mds from str");
                 }
             }
         }
@@ -208,8 +208,8 @@ fn main() {
 
             let s = match fs::read_to_string(path) {
                 Ok(s) => s,
-                Err(e) => {
-                    tracing::error!(?e);
+                Err(err) => {
+                    tracing::error!(?err, "read_to_string");
                     return;
                 }
             };
@@ -219,8 +219,8 @@ fn main() {
                     debug!("{} fido metadata avaliable", mds.fido2.len());
                     mds
                 }
-                Err(e) => {
-                    tracing::error!(?e);
+                Err(err) => {
+                    tracing::error!(?err, "mds from str");
                     return;
                 }
             };
@@ -245,8 +245,8 @@ fn main() {
 
             let s = match fs::read_to_string(path) {
                 Ok(s) => s,
-                Err(e) => {
-                    tracing::error!(?e);
+                Err(err) => {
+                    tracing::error!(?err, "read_to_string");
                     return;
                 }
             };
@@ -283,8 +283,8 @@ fn main() {
                         None => warn!("No metadata matched query"),
                     }
                 }
-                Err(e) => {
-                    tracing::error!(?e);
+                Err(err) => {
+                    tracing::error!(?err, "mds from str");
                 }
             }
         }
diff --git a/fido-mds/src/mds.rs b/fido-mds/src/mds.rs
index f7bf1cea..4c01eca9 100644
--- a/fido-mds/src/mds.rs
+++ b/fido-mds/src/mds.rs
@@ -329,6 +329,9 @@ pub enum AuthenticationAlgorithm {
     /// rsassa_pkcsv15_sha1_raw
     #[serde(rename = "rsassa_pkcsv15_sha1_raw")]
     RsassaPkcsv15Sha1Raw,
+    /// rsassa_pss_sha256_raw
+    #[serde(rename = "rsassa_pss_sha256_raw")]
+    RsassaPssSha256Raw,
 }
 
 impl fmt::Display for AuthenticationAlgorithm {
@@ -359,6 +362,9 @@ impl fmt::Display for AuthenticationAlgorithm {
             AuthenticationAlgorithm::RsassaPkcsv15Sha1Raw => {
                 write!(f, "rsassa_pkcsv15_sha1_raw")
             }
+            AuthenticationAlgorithm::RsassaPssSha256Raw => {
+                write!(f, "rsassa_pss_sha256_raw")
+            }
         }
     }
 }
@@ -1101,7 +1107,10 @@ impl FromStr for FidoMds {
         // that has signed this metadata.
         let released = verifier.verify(&jws)?;
 
-        let metadata: FidoMds = released.from_json().map_err(|_| JwtError::Serde)?;
+        let metadata: FidoMds = released.from_json().map_err(|serde_err| {
+            tracing::error!(?serde_err);
+            JwtError::Serde
+        })?;
 
         // trace!(?metadata);