diff --git a/src/target_features_whitelist.rs b/src/target_features_whitelist.rs
index 6fd032b4324..527522fca70 100644
--- a/src/target_features_whitelist.rs
+++ b/src/target_features_whitelist.rs
@@ -1,4 +1,4 @@
-#[rustfmt::skip]
+#![rustfmt::skip]
 
 use rustc_span::symbol::{sym, Symbol};