diff --git a/shell/tmux.conf b/shell/tmux.conf
index 30bbaae..c0c1ea6 100644
--- a/shell/tmux.conf
+++ b/shell/tmux.conf
@@ -13,6 +13,15 @@ bind-key -T copy-mode-vi C-j select-pane -D
 bind-key -T copy-mode-vi C-k select-pane -U
 bind-key -T copy-mode-vi C-l select-pane -R
 
+# copy to system clipboard
+bind-key -T copy-mode-vi y send-keys -X copy-pipe-and-cancel 'xclip -se c -i'
+bind-key -T copy-mode-vi MouseDragEnd1Pane send-keys -X copy-pipe-and-cancel 'xclip -se c -i'
+
+# enable mouse
+# setw -g mode-mouse on
+# set -g mouse-select-window on
+set -g mouse on
+
 # reload tmux.conf with <prefix>-r
 unbind r
 bind r \
@@ -23,7 +32,6 @@ bind -n M-h previous-window
 bind -n M-l next-window
 bind -n M-j switch-client -n
 bind -n M-k switch-client -p
-bind -n M-k switch-client -p
 
 bind-key -n M-s set-option status