diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 4ae4dca..d981395 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -34,14 +34,15 @@ jobs:
           name: bootstrap-academy
           authToken: ${{ secrets.CACHIX_AUTH_TOKEN }}
           useDaemon: false
-      - run: |
-          set -x
-          nix build .#src
-          readlink result
-          nix build .#generated
-          readlink result
-          sha256sum result/crate/Cargo-generated.nix
-          nix build .#cargoNix.workspaceMembers.challenges.build
-          readlink result
-      - run: nix build
-      - run: readlink result
+      - run: nix eval --raw .#default.outPath
+      # - run: |
+      #     set -x
+      #     nix build .#src
+      #     readlink result
+      #     nix build .#generated
+      #     readlink result
+      #     sha256sum result/crate/Cargo-generated.nix
+      #     nix build .#cargoNix.workspaceMembers.challenges.build
+      #     readlink result
+      # - run: nix build
+      # - run: readlink result