diff --git a/src/libcore/iter/traits.rs b/src/libcore/iter/traits.rs
index 41c34d932621c..b7ee9ba55f591 100644
--- a/src/libcore/iter/traits.rs
+++ b/src/libcore/iter/traits.rs
@@ -520,7 +520,6 @@ pub trait ExactSizeIterator: Iterator {
         lower
     }
 
-    ///
     /// Returns whether the iterator is empty.
     ///
     /// This method has a default implementation using `self.len()`, so you