diff --git a/nixos/common/services/snapper.nix b/nixos/common/services/snapper.nix
index 16e4d591..14b66684 100644
--- a/nixos/common/services/snapper.nix
+++ b/nixos/common/services/snapper.nix
@@ -1,4 +1,4 @@
-{ pkgs, desktop, ... }: {
+{ lib, pkgs, desktop, ... }: {
     environment.systemPackages = [ ]  ++ lib.optional (builtins.isString desktop) pkgs.snapper-gui;
 
     services.snapper = {