diff --git a/borsh/tests/compile_derives/test_macro_namespace_collisions.rs b/borsh/tests/compile_derives/test_macro_namespace_collisions.rs
index 371d45f9f..94742a3a3 100644
--- a/borsh/tests/compile_derives/test_macro_namespace_collisions.rs
+++ b/borsh/tests/compile_derives/test_macro_namespace_collisions.rs
@@ -17,5 +17,5 @@ struct C {
     x: u64,
     #[allow(unused)]
     #[borsh(skip)]
-    y: String,
+    y: u64,
 }