diff --git a/home-manager/modules/emacs/config.org b/home-manager/modules/emacs/config.org
index 5726826..26c17bb 100644
--- a/home-manager/modules/emacs/config.org
+++ b/home-manager/modules/emacs/config.org
@@ -1012,6 +1012,7 @@ Indent 2 spaces
 #+begin_src emacs-lisp
   (use-package js2-mode
     :mode
+    ("\\.mjs\\'" . js2-mode)
     ("\\.jsx?\\'" . js2-jsx-mode)
     :hook
     (js2-mode . lsp-deferred)