diff --git a/ed25519-dalek/src/signing.rs b/ed25519-dalek/src/signing.rs
index 5a1a10d19..aeda05004 100644
--- a/ed25519-dalek/src/signing.rs
+++ b/ed25519-dalek/src/signing.rs
@@ -774,7 +774,7 @@ impl<'d> Deserialize<'d> for SigningKey {
                     ));
                 }
 
-                SigningKey::try_from(bytes).map_err(serde::de::Error::custom)
+                Ok(SigningKey::from(bytes))
             }
         }