diff --git a/nix/config/emacs/init.el b/nix/config/emacs/init.el
index def91c1..7a06fd0 100644
--- a/nix/config/emacs/init.el
+++ b/nix/config/emacs/init.el
@@ -614,7 +614,7 @@
                 :ts-mode 'swift-ts-mode
                 :remap '(swift-mode)
                 :ext "\\.swift\\'"))
-  (setq treesit-auto-langs '(swift python typescript tsx))
+  (setq treesit-auto-langs '(swift python typescript tsx javascript jsx))
   (treesit-auto-add-to-auto-mode-alist 'all)
   (global-treesit-auto-mode))