diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 44eca600..5729c87f 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -59,6 +59,7 @@ jobs:
           artifacts: "zxing-wasm-${{ steps.commit-id.outputs.id }}.tgz"
           commit: ${{ github.head_ref || github.ref_name }}
           tag: "pr-${{ steps.get-pr-number.outputs.number }}-test-package"
+          prerelease: true
           allowUpdates: true
       - name: Get release url
         id: release-url