diff --git a/.gitea/workflows/nixtest.yaml b/.gitea/workflows/nixtest.yaml
index 839c7cc..80e93c8 100644
--- a/.gitea/workflows/nixtest.yaml
+++ b/.gitea/workflows/nixtest.yaml
@@ -33,6 +33,8 @@ jobs:
           ls ${{ gitea.workspace }}
       - name: Install Nix
         uses: cachix/install-nix-action@v31
+      - name: pre install Attic
+        uses: nix-env -i attic-client -f '<nixpkgs>'
       - run: nix build --version
       - name: Setup Attic Cache
         uses: ryanccn/attic-action@3354ae812cb672e1381be4c7914204c44db53866