diff --git a/native-pkcs11/src/lib.rs b/native-pkcs11/src/lib.rs
index d71462d..c2cadf7 100644
--- a/native-pkcs11/src/lib.rs
+++ b/native-pkcs11/src/lib.rs
@@ -68,7 +68,12 @@ where
     match f() {
         Ok(()) => CKR_OK,
         Err(e) => {
-            tracing::error!(%e);
+            match e {
+                // Some PKCS #11 return values indicate routine conditions that
+                // should not be logged at the default log level.
+                Error::AttributeTypeInvalid(_) => tracing::debug!(%e),
+                _ => tracing::error!(%e),
+            }
             e.into()
         }
     }