diff --git a/tmux/tmux.conf b/tmux/tmux.conf
index 4bf8a956..b78f0e77 100644
--- a/tmux/tmux.conf
+++ b/tmux/tmux.conf
@@ -44,6 +44,7 @@ bind E setw synchronize-panes off
 # set first window to index 1 (not 0) to map more to the keyboard layout...
 set-option -g base-index 1
 set-window-option -g pane-base-index 1
+set-window-option -g mode-mouse on
 
 # color scheme (styled as vim-powerline)
 set -g status-left-length 52