diff --git a/.forgejo/workflows/deploy-dgnum.yaml b/.forgejo/workflows/deploy-dgnum.yaml
index 1227fcb..6780100 100644
--- a/.forgejo/workflows/deploy-dgnum.yaml
+++ b/.forgejo/workflows/deploy-dgnum.yaml
@@ -9,14 +9,12 @@ on:
 
 jobs:
   publish:
-    runs-on: ubuntu-latest
+    runs-on: nix
     steps:
       - uses: actions/checkout@v3
         with:
           path: dgnum.eu
 
-      - uses: https://github.com/cachix/install-nix-action@v22
-
       - name: Build website
         run: |
           nix-build dgnum.eu --show-trace