diff --git a/.github/workflows/generate-release-zipfile.yml b/.github/workflows/generate-release-zipfile.yml
index 118d573..857cdc3 100644
--- a/.github/workflows/generate-release-zipfile.yml
+++ b/.github/workflows/generate-release-zipfile.yml
@@ -65,6 +65,7 @@ jobs:
 
           cd "$TEST_ARTIFACT_DIR"
           # In case the repository becomes private, we add our GITHUB_TOKEN to the artifact-url.
+          test -z "$GITHUB_TOKEN" && GITHUB_TOKEN="${{ github.token }}"
           MY_AUTHENTICATED_URL="$( echo "${{ steps.uploading.outputs.artifact-url }}" | sed "s#^\(https\?://\)#\1$GITHUB_TOKEN\@#" )"
           wget -O "$DOWNLOAD_FILE" "$MY_AUTHENTICATED_URL"
           unzip "$DOWNLOAD_FILE"