diff --git a/options/copySysConf.nix b/options/copySysConf.nix
index c78cfe7..a6a7888 100644
--- a/options/copySysConf.nix
+++ b/options/copySysConf.nix
@@ -5,7 +5,7 @@ with lib;
 let
   cfg = config.system.copySysConf;
   cfgPath = ../.;
-  copySysConf = if (cfgPath == /etc/nixos) then pkgs.stdenv.mkDerivation rec {
+  copySysConf = if !(isStorePath cfgPath) then pkgs.stdenv.mkDerivation rec {
     name = "NixOS_Configuration-${version}";
     version = commitIdFromGitRepo (cfgPath + "/.git");