diff --git a/sh/tmux.sh b/sh/tmux.sh
index cb7321b..fbccfa4 100644
--- a/sh/tmux.sh
+++ b/sh/tmux.sh
@@ -65,7 +65,9 @@ bind -n M-Right next-window
 #bind -n S-Right select-pane -R
 #bind -n S-Up select-pane -U
 
-#bind-key h split-window -h
-#bind-key v split-window -v
+# horizontal split with H
+bind-key h split-window -h
+# vertical split with V
+bind-key v split-window -v
 "
 }