diff --git a/.forgejo/workflows/check.yaml b/.forgejo/workflows/check.yaml
index 37ebc90..c73f7d6 100644
--- a/.forgejo/workflows/check.yaml
+++ b/.forgejo/workflows/check.yaml
@@ -4,6 +4,7 @@ jobs:
   check:
     runs-on: nixos-latest
     steps:
-      - uses: actions/checkout@v4
+      - name: "Setup nixos"
+        run: echo "experimental-features = nix-command flakes" >> /etc/nix/nix.conf
       - name: Nixos check
         run: nix flake check