diff --git a/nixos/modules/services/network-filesystems/yandex-disk.nix b/nixos/modules/services/network-filesystems/yandex-disk.nix
index de5d42a4bcde..ee9b58b081a3 100644
--- a/nixos/modules/services/network-filesystems/yandex-disk.nix
+++ b/nixos/modules/services/network-filesystems/yandex-disk.nix
@@ -1,7 +1,4 @@
 { config, pkgs, lib, ... }:
-
-with lib;
-
 let
 
   cfg = config.services.yandex-disk;
@@ -20,47 +17,47 @@ in
 
     services.yandex-disk = {
 
-      enable = mkOption {
-        type = types.bool;
+      enable = lib.mkOption {
+        type = lib.types.bool;
         default = false;
         description = ''
           Whether to enable Yandex-disk client. See https://disk.yandex.ru/
         '';
       };
 
-      username = mkOption {
+      username = lib.mkOption {
         default = "";
-        type = types.str;
+        type = lib.types.str;
         description = ''
           Your yandex.com login name.
         '';
       };
 
-      password = mkOption {
+      password = lib.mkOption {
         default = "";
-        type = types.str;
+        type = lib.types.str;
         description = ''
           Your yandex.com password. Warning: it will be world-readable in /nix/store.
         '';
       };
 
-      user = mkOption {
+      user = lib.mkOption {
         default = null;
-        type = types.nullOr types.str;
+        type = lib.types.nullOr lib.types.str;
         description = ''
           The user the yandex-disk daemon should run as.
         '';
       };
 
-      directory = mkOption {
-        type = types.path;
+      directory = lib.mkOption {
+        type = lib.types.path;
         default = "/home/Yandex.Disk";
         description = "The directory to use for Yandex.Disk storage";
       };
 
-      excludes = mkOption {
+      excludes = lib.mkOption {
         default = "";
-        type = types.commas;
+        type = lib.types.commas;
         example = "data,backup";
         description = ''
           Comma-separated list of directories which are excluded from synchronization.
@@ -74,9 +71,9 @@ in
 
   ###### implementation
 
-  config = mkIf cfg.enable {
+  config = lib.mkIf cfg.enable {
 
-    users.users = mkIf (cfg.user == null) [ {
+    users.users = lib.mkIf (cfg.user == null) [ {
       name = u;
       uid = config.ids.uids.yandexdisk;
       group = "nogroup";