diff --git a/ml-kem/src/kem.rs b/ml-kem/src/kem.rs
index c1ee71c..2c5606f 100644
--- a/ml-kem/src/kem.rs
+++ b/ml-kem/src/kem.rs
@@ -191,7 +191,7 @@ where
         &self,
         m: &B32,
     ) -> Result<(EncodedCiphertext<P>, SharedKey), Self::Error> {
-        Ok(self.encapsulate_deterministic_inner(&m))
+        Ok(self.encapsulate_deterministic_inner(m))
     }
 }
 
diff --git a/ml-kem/src/lib.rs b/ml-kem/src/lib.rs
index 326bc0a..5bd837f 100644
--- a/ml-kem/src/lib.rs
+++ b/ml-kem/src/lib.rs
@@ -102,7 +102,11 @@ pub trait EncapsulateDeterministic<EK, SS> {
     /// Encapsulation error
     type Error: Debug;
 
-    /// Encapsulates a fresh shared secret
+    /// Encapsulates a fresh shared secret.
+    ///
+    /// # Errors
+    ///
+    /// Will vary depending on the underlying implementation.
     fn encapsulate_deterministic(&self, m: &B32) -> Result<(EK, SS), Self::Error>;
 }