diff --git a/tests/mut_mut_macro.rs b/tests/mut_mut_macro.rs
index adc308626b1b..a6473b0f909e 100644
--- a/tests/mut_mut_macro.rs
+++ b/tests/mut_mut_macro.rs
@@ -1,5 +1,5 @@
-
-
+#![feature(plugin)]
+#![plugin(clippy)]
 #![deny(mut_mut, zero_ptr, cmp_nan)]
 #![allow(dead_code)]