diff --git a/testing/tests/test_de.rs b/testing/tests/test_de.rs
index e929d3a1..280d427f 100644
--- a/testing/tests/test_de.rs
+++ b/testing/tests/test_de.rs
@@ -38,6 +38,7 @@ enum Enum {
     Simple(i32),
     Seq(i32, i32, i32),
     Map { a: i32, b: i32, c: i32 },
+    #[allow(dead_code)]
     #[serde(skip_deserializing)]
     Skipped,
 }