diff --git a/init.el b/init.el
index a00bd93..5c520a8 100644
--- a/init.el
+++ b/init.el
@@ -25,6 +25,16 @@
   (global-set-key (kbd "C-c <up>") 'mc/mark-previous-like-this)
   )
 
+(use-package highlight-indent-guides
+  :ensure t
+  :hook ((prog-mode . highlight-indent-guides-mode)  ; Enable in programming modes
+         (treemacs-mode . (lambda () (highlight-indent-guides-mode -1))))  ; Disable in Treemacs
+  :config
+  (setq highlight-indent-guides-method 'character)  ; Choose method: 'character', 'fill', or 'column'
+  (setq highlight-indent-guides-auto-enabled t)
+  (setq highlight-indent-guides-responsive 'top)
+  (setq highlight-indent-guides-character ?\|))  ; Character to display as indent guide
+
 (custom-set-variables
  ;; custom-set-variables was added by Custom.
  ;; If you edit it by hand, you could mess it up, so be careful.