diff --git a/src/libcollections/vec.rs b/src/libcollections/vec.rs
index 8a3fa94d4c1ea..be613e06b02e8 100644
--- a/src/libcollections/vec.rs
+++ b/src/libcollections/vec.rs
@@ -679,7 +679,7 @@ impl<T> Vec<T> {
     }
 
     /// Removes an element from the vector and returns it.
-    /// 
+    ///
     /// The removed element is replaced by the last element of the vector.
     ///
     /// This does not preserve ordering, but is O(1).