diff --git a/keys b/keys
index 6f80349..061d53c 100644
--- a/keys
+++ b/keys
@@ -96,8 +96,8 @@ Mod4 Left :MacroCmd {ResizeTo 50% 100%} {MoveTo 0 0 UpperLeft}
 Mod4 Right :MacroCmd {ResizeTo 50% 100%} {MoveTo 0 0 UpperRight}
 Mod4 Up :Maximize
 Mod4 Down :Minimize
-Control Mod4 Left :SendToPrevHead
-Control Mod4 Right :SendToNextHead
+Shift Mod4 Left :SendToPrevHead
+Shift Mod4 Right :SendToNextHead
 
 # send the current window to previous/next workspace
 #Mod4 Left :SendToPrevWorkspace