diff --git a/dot_tmux.conf b/dot_tmux.conf
index be5fd7e..2d3f146 100644
--- a/dot_tmux.conf
+++ b/dot_tmux.conf
@@ -17,10 +17,10 @@ set-option -g prefix C-space
 bind C-space send-prefix
 
 # use Alt-arrow keys without prefix key to switch panes
-#bind -n M-Left select-pane -L
-#bind -n M-Right select-pane -R
-#bind -n M-Up select-pane -U
-#bind -n M-Down select-pane -D
+bind -n C-S-Left select-pane -L
+bind -n C-S-Right select-pane -R
+bind -n C-S-Up select-pane -U
+bind -n C-S-Down select-pane -D
 
 # shift arrow to switch windows
 bind -n S-Left  previous-window