diff --git a/src/libcore/slice/mod.rs b/src/libcore/slice/mod.rs
index 3b51f973ffb..cd4967e10e4 100644
--- a/src/libcore/slice/mod.rs
+++ b/src/libcore/slice/mod.rs
@@ -2710,7 +2710,8 @@ impl<T> [T] {
                 right = mid;
             }
         }
-        return left;
+
+        left
     }
 }