diff --git a/.github/workflows/publish_test_build.yml b/.github/workflows/publish_test_build.yml
index 742ba53..5d9d572 100644
--- a/.github/workflows/publish_test_build.yml
+++ b/.github/workflows/publish_test_build.yml
@@ -15,6 +15,7 @@ jobs:
     with:
       version_file: "neon_iris/version.py"
       setup_py: "setup.py"
+      publish_prerelease: true
   build_and_publish_docker:
     needs: publish_alpha_release
     uses: neongeckocom/.github/.github/workflows/publish_docker.yml@master