diff --git a/src/core/src/signature.rs b/src/core/src/signature.rs
index 044774ca3..0354ca91d 100644
--- a/src/core/src/signature.rs
+++ b/src/core/src/signature.rs
@@ -980,6 +980,8 @@ mod test {
         assert_eq!(sig.signatures[0].size(), 3);
         assert_eq!(sig.signatures[1].size(), 2);
         assert_eq!(sig.signatures[2].size(), 1);
+
+        assert_eq!(sig.name(), "");
     }
 
     #[test]