diff --git a/modules/lang/nix/config.el b/modules/lang/nix/config.el
new file mode 100644
index 000000000..fc69d6727
--- /dev/null
+++ b/modules/lang/nix/config.el
@@ -0,0 +1,7 @@
+;;; config.el --- description -*- lexical-binding: t; -*-
+
+(def-package! company-nixos-options
+  :when (featurep! :completion company)
+  :after nix-mode
+  :config
+  (set-company-backend! 'nix-mode 'company-nixos-options))
diff --git a/modules/lang/nix/packages.el b/modules/lang/nix/packages.el
index 7cbed49e6..0049acfcb 100644
--- a/modules/lang/nix/packages.el
+++ b/modules/lang/nix/packages.el
@@ -2,3 +2,6 @@
 ;;; lang/nix/packages.el
 
 (package! nix-mode)
+
+(when (featurep! :completion company)
+  (package! company-nixos-options))