diff --git a/Lib/idlelib/IOBinding.py b/Lib/idlelib/IOBinding.py
index e11253e..5f1b8e4 100644
--- a/Lib/idlelib/IOBinding.py
+++ b/Lib/idlelib/IOBinding.py
@@ -223,7 +223,7 @@
             else:
                 if self.text:
                     self.text.focus_set()
-            
+
             return "break"
         #
         # Code for use outside IDLE: