diff --git a/sh/tmux.sh b/sh/tmux.sh
index 896f4bc..a12cbae 100644
--- a/sh/tmux.sh
+++ b/sh/tmux.sh
@@ -66,8 +66,8 @@ set-window-option -g window-status-style bg=black,fg=gray
 bind -n F6 detach-client
 
 # swap window with next or previous
-bind-key M-Left swap-window -t -1
-bind-key M-Right swap-window -t +1
+bind M-Left swap-window -t -1
+bind M-Right swap-window -t +1
 
 # create new window with F2
 bind -n F2 new-window
@@ -82,8 +82,8 @@ bind -n C-S-Right select-pane -R
 bind -n C-S-Up select-pane -U
 
 # horizontal split with H
-bind-key h split-window -h
+bind h split-window -h
 # vertical split with V
-bind-key v split-window -v
+bind v split-window -v
 "
 }