diff --git a/.forgejo/workflows/Dockerfile b/.forgejo/actions/nixos-docker/Dockerfile
similarity index 100%
rename from .forgejo/workflows/Dockerfile
rename to .forgejo/actions/nixos-docker/Dockerfile
diff --git a/.forgejo/workflows/build-iso.yml b/.forgejo/workflows/build-iso.yml
index 62da35e7..15127abd 100644
--- a/.forgejo/workflows/build-iso.yml
+++ b/.forgejo/workflows/build-iso.yml
@@ -7,8 +7,7 @@ jobs:
     runs-on: docker
     # container: nixos/nix
     steps:
-    # - uses: .forgejo/workflows/Dockerfile
-    - uses: https://git.sysctl.io/albert/nix-dockerfile@main
+    - uses: ./.forgejo/actions/nixos-docker
     - run: echo "The job was automatically triggered by a ${{ github.event_name }} event."
     - run: echo "This job is now running on a ${{ runner.os }} server."
     - run: echo "The name of your branch is ${{ github.ref }} and your repository is ${{ github.repository }}."