diff --git a/.config/tmux/tmux.conf b/.config/tmux/tmux.conf
index fd49d99..6b86561 100644
--- a/.config/tmux/tmux.conf
+++ b/.config/tmux/tmux.conf
@@ -40,6 +40,9 @@ bind-key -T copy-mode-vi y send-keys -X copy-selection-and-cancel
 bind '"' split-window -v -c "#{pane_current_path}"
 bind % split-window -h -c "#{pane_current_path}"
 
+# Pane separators
+set -g pane-border-lines double
+
 # Configure Tmux plugins
 set -g @plugin 'tmux-plugins/tpm'
 set -g @plugin 'tmux-plugins/tmux-sensible'