diff --git a/020_tmux.sh b/020_tmux.sh
index c78e952..9c1a42e 100644
--- a/020_tmux.sh
+++ b/020_tmux.sh
@@ -205,6 +205,8 @@ set-option -g status-position top
 set-option -g default-terminal "tmux-256color" 
 
 set-window-option -g mode-keys vi
+bind-key -t vi-copy 'v' begin-selection
+bind-key -t vi-copy 'y' copy-selection
 
 set-option -g repeat-time 0