diff --git a/flake.nix b/flake.nix
index 73ef7e8..df696c0 100644
--- a/flake.nix
+++ b/flake.nix
@@ -25,13 +25,13 @@
           # Note that local packages are automatically included in `packages`
           # (defined by `defaults.packages` option).
           #
-          # projectRoot = builtins.toString (lib.fileset.toSource {
-          #   root = ./.;
-          #   fileset = lib.fileset.unions [
-          #     ./src
-          #     ./haskell-template.cabal
-          #   ];
-          # });
+          projectRoot = builtins.toString (lib.fileset.toSource {
+            root = ./.;
+            fileset = lib.fileset.unions [
+              ./src
+              ./HushGP.cabal
+            ];
+          });
           packages = {
             # aeson.source = "1.5.0.0";      # Override aeson to a custom version from Hackage
             # shower.source = inputs.shower; # Override shower to a custom source path