diff --git a/dotfiles/.tmux.conf b/dotfiles/.tmux.conf
index 27f19fe..bea8fc7 100644
--- a/dotfiles/.tmux.conf
+++ b/dotfiles/.tmux.conf
@@ -1,4 +1,5 @@
 set -g mouse on
+setw -g mode-keys vi
 
 bind-key -T prefix v split-window
 bind-key -T prefix h split-window -h