diff --git a/.github/workflows/publish_to_pypi.py b/.github/workflows/publish_to_pypi.py
deleted file mode 100644
index 628ec69..0000000
--- a/.github/workflows/publish_to_pypi.py
+++ /dev/null
@@ -1,34 +0,0 @@
-name: Publish PyPI
-
-on: workflow_dispatch
-
-jobs:
-  build-n-publish:
-    name: Build and publish distributions to PyPI
-    runs-on: ubuntu-18.04
-  steps:
-    - uses: actions/checkout@master
-    - name: Set up Python 3.9
-      uses: actions/setup-python@v1
-      with:
-        python-version: 3.9
-    - name: Install pypa/build
-      run: >-
-        python -m
-        pip install
-        build
-        --user
-    - name: Build a binary wheel and a source tarball
-      run: >-
-        python -m
-        build
-        --sdist
-        --wheel
-        --outdir dist/
-        .
-    - name: Publish to PyPI
-      if: startsWith(github.ref, 'refs/tags')
-      uses: pypa/gh-action-pypi-publish@master
-      with:
-        username: __token__
-        password: ${{ secrets.PYPI_API_TOKEN }}
diff --git a/.github/workflows/publish_to_pypi.yml b/.github/workflows/publish_to_pypi.yml
new file mode 100644
index 0000000..014cb9b
--- /dev/null
+++ b/.github/workflows/publish_to_pypi.yml
@@ -0,0 +1,36 @@
+name: Publish PyPI
+
+on: workflow_dispatch
+
+jobs:
+  build-and-publish:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+
+      - name: Set up Python 3.9
+        uses: actions/setup-python@v2
+        with:
+          python-version: 3.9
+      - name: Install pypa/build
+        run: >-
+          python -m
+          pip install
+          build
+          --user
+      - name: Build a binary wheel and a source tarball
+        run: >-
+          python -m
+          build
+          --sdist
+          --wheel
+          --outdir dist/
+          .
+      - name: Publish to PyPI
+        if: startsWith(github.ref, 'refs/tags')
+        uses: pypa/gh-action-pypi-publish@master
+        with:
+          username: __token__
+          password: ${{ secrets.PYPI_API_TOKEN }}