diff --git a/rust/candid/tests/serde.rs b/rust/candid/tests/serde.rs
index 3a09abe9..e1d6dcf6 100644
--- a/rust/candid/tests/serde.rs
+++ b/rust/candid/tests/serde.rs
@@ -702,7 +702,10 @@ fn test_multiargs() {
     )
     .unwrap();
     assert_eq!(tuple.2, None);
-    assert_eq!(tuple.3, ());
+    #[allow(clippy::unit_cmp)]
+    {
+        assert_eq!(tuple.3, ());
+    }
     assert_eq!(tuple.4, candid::Reserved);
 }