diff --git a/.gitea/workflows/publish_on_push.yml b/.gitea/workflows/publish_on_push.yml
index a9bcd82..432ca40 100644
--- a/.gitea/workflows/publish_on_push.yml
+++ b/.gitea/workflows/publish_on_push.yml
@@ -18,6 +18,8 @@ jobs:
           ls ${{ gitea.workspace }}
       - name: Zip files in the repository
         run: |
+          apt-get update
+          apt-get install zip
           zip hdk-core.dist.zip *
       - name: Publish to registry
         run: |