diff --git a/lib/checkstl.h b/lib/checkstl.h
index c1dc176b8..41b002392 100644
--- a/lib/checkstl.h
+++ b/lib/checkstl.h
@@ -111,7 +111,7 @@ public:
     void iterators();
 
     void invalidContainer();
-    
+
     void invalidContainerLoop();
 
     bool checkIteratorPair(const Token* tok1, const Token* tok2);