diff --git a/.github/workflows/test-packaging.yaml b/.github/workflows/test-packaging.yaml
index 97ba3b1..31449c5 100644
--- a/.github/workflows/test-packaging.yaml
+++ b/.github/workflows/test-packaging.yaml
@@ -30,6 +30,7 @@ jobs:
 
       - name: Install build prerequisites
         shell: bash
+        if: ${{ github.event.repository.name != 'jw-pkg' }}
         run: |
           set -euxo pipefail
           export PROJECTS_DIR_REMOTE_BASE=${{ github.server_url }}