diff --git a/modules/lang/nix/doctor.el b/modules/lang/nix/doctor.el
index 440ef31b0..93f4de0c3 100644
--- a/modules/lang/nix/doctor.el
+++ b/modules/lang/nix/doctor.el
@@ -1,6 +1,9 @@
 ;; -*- lexical-binding: t; no-byte-compile: t; -*-
 ;;; lang/nix/doctor.el
 
-(unless (executable-find "nixfmt")
-  (warn! "Couldn't find nixfmt. nix-format-buffer won't work"))
+(unless (executable-find "nix")
+  (warn! "Couldn't find the nix package manager. nix-mode won't work."))
+
+(unless (executable-find "nixfmt")
+  (warn! "Couldn't find nixfmt. nix-format-buffer won't work."))