diff --git a/include/llvm/ADT/MapVector.h b/include/llvm/ADT/MapVector.h
index 2eae22c5665..a89f4a76e44 100644
--- a/include/llvm/ADT/MapVector.h
+++ b/include/llvm/ADT/MapVector.h
@@ -134,6 +134,6 @@ public:
   }
 };
 
-}
+} // end namespace llvm
 
 #endif