diff --git a/lib/default.nix b/lib/default.nix
index eb42bda..448287e 100644
--- a/lib/default.nix
+++ b/lib/default.nix
@@ -12,11 +12,11 @@
           src = ../template/darwin;
         } ''
         mkdir -p $out
-        cp --no-preserve=mode -r $src/* $out
+        $coreutils/bin/cp --no-preserve=mode -r $src/* $out
         sed -i -e "s/<username>/username/g" $out/flake.nix
         sed -i -e "s/throw //g" $out/flake.nix
         sed -i -e "s/ # TODO.*$//g" $out/flake.nix
-        cat $out/flake.nix
+        $coreutils/bin/cat $out/flake.nix
       '';
 
     nixos-desktop = system: desktop: