diff --git a/README.org b/README.org
index ba34af9..83b5450 100644
--- a/README.org
+++ b/README.org
@@ -701,7 +701,9 @@ Set treesit to fontify all elements, default was 3 (out of 4)
     (treesit-font-lock-level 4))
 
   (use-package treesit-auto
-    :config (global-treesit-auto-mode +1))
+    :config
+    (treesit-auto-add-to-auto-mode-alist)
+    (global-treesit-auto-mode +1))
 
   (setq rust-ts-mode-hook rust-mode-hook)
   (setq python-ts-mode-hook python-mode-hook)