diff --git a/apps/tmux/tmux.conf b/apps/tmux/tmux.conf
index 0d9e9dd..5486f6a 100644
--- a/apps/tmux/tmux.conf
+++ b/apps/tmux/tmux.conf
@@ -31,10 +31,15 @@ setw -g window-status-style fg=colour250
 setw -g window-status-format ' #I:#W '
 setw -g window-status-bell-style fg=colour1
 
+# Copy mode highlight
+set -g mode-style fg=colour7,bg=colour39
+
 # macOS system clipboard
 bind-key -T copy-mode-vi Enter send-keys -X copy-pipe-and-cancel "pbcopy"
 bind-key -T copy-mode-vi y send-keys -X copy-pipe "pbcopy"
-bind-key -T copy-mode-vi MouseDragEnd1Pane send -X copy-pipe-and-cancel "pbcopy"
+# bind-key -T copy-mode-vi MouseDragEnd1Pane send -X copy-pipe-and-cancel "pbcopy"
+unbind-key -T copy-mode-vi MouseDragEnd1Pane
+
 
 # Bindings
 # Use C-b C-b to switch between panes