diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index bd64a24..d1fd31f 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Check out the repository
-        uses: actions/checkout@v2.3.2
+        uses: actions/checkout@v2.3.3
         with:
           fetch-depth: 2
 
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index fbcead2..8e5d046 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -28,7 +28,7 @@ jobs:
 
     steps:
       - name: Check out the repository
-        uses: actions/checkout@v2.3.2
+        uses: actions/checkout@v2.3.3
 
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v2.1.2