diff --git a/.github/workflows/python-publish.yml b/.github/workflows/python-publish.yml
index c5d57e5..c9e91c5 100644
--- a/.github/workflows/python-publish.yml
+++ b/.github/workflows/python-publish.yml
@@ -9,7 +9,6 @@ permissions:
 
 jobs:
   deploy:
-
     runs-on: ubuntu-latest
 
     steps:
@@ -26,9 +25,17 @@ jobs:
     - name: Build package
       run: python setup.py sdist
       
-    - name: Publish package
+    - name: Publish package to TestPyPI since the "prerelease" checkbox is checked
+      if: "github.event.release.prerelease"
       uses: pypa/gh-action-pypi-publish@27b31702a0e7fc50959f5ad993c78deac1bdfc29
       with:
         user: __token__
         password: ${{ secrets.MATLABENGINE_TEST_PYPI_TOKEN }}
-        repository_url: https://test.pypi.org/legacy/
\ No newline at end of file
+        repository_url: https://test.pypi.org/legacy/
+        
+    - name: Publish package to PyPI since the "prerelease" checkbox is unchecked
+      if: "!github.event.release.prerelease"
+      uses: pypa/gh-action-pypi-publish@27b31702a0e7fc50959f5ad993c78deac1bdfc29
+      with:
+        user: __token__
+        password: ${{ secrets.MATLABENGINE_PYPI_TOKEN }}