diff --git a/.github/workflows/pythonpublish.yml b/.github/workflows/pythonpublish.yml
index 86fc795..6df3aca 100644
--- a/.github/workflows/pythonpublish.yml
+++ b/.github/workflows/pythonpublish.yml
@@ -1,15 +1,11 @@
-# This workflows will upload a Python Package using Twine when a release is created
-# For more information see: https://help.github.com/en/actions/language-and-framework-guides/using-python-with-github-actions#publishing-to-package-registries
-
-name: Upload Python Package
+name: Publish package on PyPI
 
 on:
   release:
-    types: [created, edited]
+    types: [created]
 
 jobs:
   deploy:
-
     runs-on: ubuntu-latest
 
     steps:
@@ -21,12 +17,11 @@ jobs:
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
-        pip install setuptools wheel twine
+        pip install cython setuptools wheel twine
     - name: Build and publish
       env:
         TWINE_USERNAME: ${{ secrets.PYPI_USERNAME }}
         TWINE_PASSWORD: ${{ secrets.PYPI_PASSWORD }}
       run: |
-        python setup.py sdist bdist_wheel
-        twine check dist/*
-        twine upload --skip-existing dist/*
+        python setup.py bdist_wheel
+        twine check dist/* && twine upload --skip-existing dist/*