diff --git a/.gitea/workflows/ci.yaml b/.gitea/workflows/ci.yaml
index 4b5e566..e96c703 100644
--- a/.gitea/workflows/ci.yaml
+++ b/.gitea/workflows/ci.yaml
@@ -11,7 +11,11 @@ jobs:
     steps:
       - uses: actions/checkout@v4
       - uses: cachix/install-nix-action@v23
+        with:
+          github_access_token: ''
       - uses: DeterminateSystems/magic-nix-cache-action@main
+        env:
+          RUNNER_ARCH: X64
 
       - name: Write agenix secrets key to file
         env: