diff --git a/clippy_lints/src/lib.rs b/clippy_lints/src/lib.rs
index 5ba52374135e..4238ab6f1222 100644
--- a/clippy_lints/src/lib.rs
+++ b/clippy_lints/src/lib.rs
@@ -3,7 +3,6 @@
 #![feature(box_syntax)]
 #![feature(collections)]
 #![feature(custom_attribute)]
-#![feature(iter_arith)]
 #![feature(question_mark)]
 #![feature(rustc_private)]
 #![feature(slice_patterns)]