diff --git a/serde_test/src/lib.rs b/serde_test/src/lib.rs
index a925c916..d3950527 100644
--- a/serde_test/src/lib.rs
+++ b/serde_test/src/lib.rs
@@ -153,6 +153,7 @@
 #![cfg_attr(
     feature = "cargo-clippy",
     allow(
+        cloned_instead_of_copied,
         empty_line_after_outer_attr,
         missing_docs_in_private_items,
         missing_panics_doc,