diff --git a/.github/workflows/python-publish.yml b/.github/workflows/python-publish.yml
index bdaab28..2c08cf9 100644
--- a/.github/workflows/python-publish.yml
+++ b/.github/workflows/python-publish.yml
@@ -32,6 +32,8 @@ jobs:
         pip install build
     - name: Build package
       run: python -m build
+      env:
+        RELEASE_VERSION: ${{ github.event.release.tag_name }}
     - name: Publish package
       uses: pypa/gh-action-pypi-publish@27b31702a0e7fc50959f5ad993c78deac1bdfc29
       with: