diff --git a/.forgejo/workflows/test.yml b/.forgejo/workflows/test.yml
index 60f61e5..d0dcc43 100644
--- a/.forgejo/workflows/test.yml
+++ b/.forgejo/workflows/test.yml
@@ -11,7 +11,13 @@ jobs:
       #   with:
       #     name: felschr
       #     authToken: "${{ secrets.CACHIX_AUTH_TOKEN }}"
-      - run: nix flake check --accept-flake-config
+      - name: set nix config
+        run: |
+          export NIX_CONFIG='
+          experimental-features = nix-command flakes
+          accept-flake-config = true
+          '
+      - run: nix flake check
         continue-on-error: true
       - run: nix build .#brlaser
       - run: nix build .#deconz