diff --git a/.gitea/workflows/check-flake.yaml b/.gitea/workflows/check-flake.yaml
index b459444..3a97ca3 100644
--- a/.gitea/workflows/check-flake.yaml
+++ b/.gitea/workflows/check-flake.yaml
@@ -20,7 +20,9 @@ jobs:
         uses: https://github.com/cachix/install-nix-action@v20
         with:
           github_access_token: ${{ secrets.__GITHUB_TOKEN }}
-          extra_nix_config: "system-features = nixos-test benchmark big-parallel kvm"
+          extra_nix_config: |
+            system-features = nixos-test benchmark big-parallel kvm
+            extra-platforms = x86_64-linux
 
       - name: Checkout the repository
         uses: actions/checkout@v3