diff --git a/.github/workflows/create_release.yaml b/.github/workflows/create_release.yaml
index 35758be..f8c9cb2 100644
--- a/.github/workflows/create_release.yaml
+++ b/.github/workflows/create_release.yaml
@@ -18,11 +18,16 @@ jobs:
         with:
           python-version: 3.8
       - name: Build project
+        id: build_package
         run: |
           python -m pip install --upgrade pip
           python -m pip install -r requirements.txt
           python -m pip install sdist wheel
           python setup.py sdist bdist_wheel
+          TARNAME=$(ls -1 dist/pyhpo*.tar.gz | head -n 1)
+          echo "::set-output name=tar_filename::$TARNAME"
+          WHEELNAME=$(ls -1 dist/pyhpo*.whl | head -n 1)
+          echo "::set-output name=wheel_filename::$WHEELNAME"
       - name: Create Release
         id: create_release
         uses: actions/create-release@v1
@@ -40,8 +45,8 @@ jobs:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         with:
           upload_url: ${{ steps.create_release.outputs.upload_url }} # This pulls from the CREATE RELEASE step above, referencing it's ID to get its outputs object, which include a `upload_url`. See this blog post for more info: https://jasonet.co/posts/new-features-of-github-actions/#passing-data-to-future-steps 
-          asset_path: ./dist/pyhpo-${{ github.ref }}.tar.gz
-          asset_name: pyhpo-${{ github.ref }}.tar.gz
+          asset_path: ./${{ steps.build_package.outputs.tar_filename }}
+          asset_name: ${{ steps.build_package.outputs.tar_filename }}
           asset_content_type: application/x-tgz
       - name: Upload wheel Asset
         id: upload-wheel-asset 
@@ -50,8 +55,8 @@ jobs:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         with:
           upload_url: ${{ steps.create_release.outputs.upload_url }} # This pulls from the CREATE RELEASE step above, referencing it's ID to get its outputs object, which include a `upload_url`. See this blog post for more info: https://jasonet.co/posts/new-features-of-github-actions/#passing-data-to-future-steps 
-          asset_path: ./dist/pyhpo-${{ github.ref }}-py3-none-any.whl
-          asset_name: pyhpo-${{ github.ref }}-py3-none-any.whl
+          asset_path: ./${{ steps.build_package.outputs.wheel_filename }}
+          asset_name: ${{ steps.build_package.outputs.wheel_filename }}
           asset_content_type: application/wheel
       - name: Publish distribution to PyPI
         id: upload-package-to-PyPI