diff --git a/init.el b/init.el
index cf709c0..d2c85d9 100644
--- a/init.el
+++ b/init.el
@@ -111,6 +111,9 @@
   :config
   (define-key rjsx-mode-map (kbd "M-.") nil))
 
+(use-package nix-mode
+  :mode ("\\.nix\\'"))
+
 (use-package corfu
   :demand t
   :custom