diff --git a/etc/conf.org b/etc/conf.org
index 179f89e..9ed72bc 100644
--- a/etc/conf.org
+++ b/etc/conf.org
@@ -1621,6 +1621,16 @@ Used for making fancy flowchart with dot.
   :straight t
   :hook ((graphviz-dot-mode . company-mode)))
 #+end_src
+*** nix
+:PROPERTIES:
+:ID:       41134baf-583e-4cfd-a5e0-59cd5d272bba
+:CREATED:  [2023-03-10 Fri 20:02]
+:END:
+#+begin_src emacs-lisp
+(use-package nix-mode
+  :straight t
+  :mode "\\.nix\\'")
+#+end_src
 ** testing
 *** buttercup
 Include this so I can have the docs and indentation specs handy when writing test suites