diff --git a/.github/workflows/black.yml b/.github/workflows/black.yml
index bc01717..ac4c598 100644
--- a/.github/workflows/black.yml
+++ b/.github/workflows/black.yml
@@ -6,7 +6,7 @@ jobs:
   black:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3.1.0
       - uses: actions/setup-python@v2
       - name: Install black
         run: |
diff --git a/.github/workflows/docker-publish.yml b/.github/workflows/docker-publish.yml
index 81e4826..b1cd88d 100644
--- a/.github/workflows/docker-publish.yml
+++ b/.github/workflows/docker-publish.yml
@@ -27,7 +27,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3.1.0
 
       # Login against a Docker registry except on PR
       # https://github.com/docker/login-action
diff --git a/.github/workflows/pylint.yml b/.github/workflows/pylint.yml
index e924e02..dac3834 100644
--- a/.github/workflows/pylint.yml
+++ b/.github/workflows/pylint.yml
@@ -6,7 +6,7 @@ jobs:
   PEP8:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3.1.0
 
       - name: Setup Python
         uses: actions/setup-python@v2.2.2
diff --git a/.github/workflows/python-app.yml b/.github/workflows/python-app.yml
index f26d182..bd1a9c6 100644
--- a/.github/workflows/python-app.yml
+++ b/.github/workflows/python-app.yml
@@ -12,7 +12,7 @@ jobs:
         python-version: [3.9.x]
 
     steps:
-    - uses: actions/checkout@v1
+    - uses: actions/checkout@v3.1.0
     - name: Set up Python ${{ matrix.python-version }}
       uses: actions/setup-python@v2.2.2
       with:
@@ -31,6 +31,6 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v1
+    - uses: actions/checkout@v3.1.0
     - name: Check for install script errors
       uses: ludeeus/action-shellcheck@0.1.0