diff --git a/test_suite/tests/test_gen.rs b/test_suite/tests/test_gen.rs
index 4aaf06a8b..d7ae9190f 100644
--- a/test_suite/tests/test_gen.rs
+++ b/test_suite/tests/test_gen.rs
@@ -422,6 +422,7 @@ fn test_gen() {
 
     #[derive(Serialize, Deserialize)]
     #[serde(remote = "Self")]
+    #[allow(dead_code)]
     struct RemoteSelf;
 
     #[derive(Serialize, Deserialize)]