diff --git a/.github/workflows/publish-to-test-pypi.yml b/.github/workflows/publish-to-test-pypi.yml
index 23aa0ed..fc248a7 100644
--- a/.github/workflows/publish-to-test-pypi.yml
+++ b/.github/workflows/publish-to-test-pypi.yml
@@ -10,7 +10,7 @@ jobs:
     name: Build and publish Python 🐍 distributions 📦 to PyPI and TestPyPI
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@2
+      - uses: actions/checkout@v2
       - name: Set up Python 3.9
         uses: actions/setup-python@v1
         with: