diff --git a/tmux.conf b/tmux.conf
index 837789b..3979ca8 100644
--- a/tmux.conf
+++ b/tmux.conf
@@ -57,8 +57,8 @@ bind-key -n M-Up select-pane -U
 bind-key -n M-Down select-pane -D
 
 # Shift arrow to switch windows
-bind-key -n S-Left  previous-window
-bind-key -n S-Right next-window
+bind-key -n M-S-Left  previous-window
+bind-key -n M-S-Right next-window
 bind-key -n C-S-Left swap-window -t -1\; select-window -t -1
 bind-key -n C-S-Right swap-window -t +1\; select-window -t +1