diff --git a/.gitea/workflows/build.yaml b/.gitea/workflows/build.yaml
index ebba247b..64e75dee 100644
--- a/.gitea/workflows/build.yaml
+++ b/.gitea/workflows/build.yaml
@@ -7,7 +7,7 @@ jobs:
     runs-on: ubuntu-latest
     container:
       volumes:
-        /opt/keys:/opt/keys
+        - /opt/keys:/opt/keys
     steps:
       - name: check out code
         uses: actions/checkout@v4