diff --git a/etc/emacs.el b/etc/emacs.el
index af4aa77..79ee111 100644
--- a/etc/emacs.el
+++ b/etc/emacs.el
@@ -1,6 +1,20 @@
 (setq explicit-shell-file-name "/bin/sh")
 (setq shell-file-name "sh")
 
+;;
+;;
+;; NixOS
+;;
+;;
+
+
+(global-set-key (kbd "C-c C-S-n") 'helm-nixos-options)
+
+(add-hook 'after-init-hook 'global-company-mode)
+(with-eval-after-load 'company
+  (add-to-list 'company-backends 'company-nixos-options)
+  (global-set-key (kbd "TAB") #'company-indent-or-complete-common))
+
 ;;
 ;;
 ;; Backups
diff --git a/packages.nix b/packages.nix
index 0fc085b..9f52b1d 100644
--- a/packages.nix
+++ b/packages.nix
@@ -90,6 +90,8 @@ in {
         zenburn-theme solarized-theme
         # IM
         telega
+        # NixOS
+        company-nixos-options helm-nixos-options
       ])
       ++
       # GNU Elpa