diff --git a/serde_derive/src/lib.rs b/serde_derive/src/lib.rs
index 7ff66037..8d0468db 100644
--- a/serde_derive/src/lib.rs
+++ b/serde_derive/src/lib.rs
@@ -51,6 +51,7 @@
         similar_names,
         single_match_else,
         stutter,
+        unseparated_literal_suffix,
         use_self,
     )
 )]