diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index 2c26fc3..3077459 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -36,7 +36,7 @@ jobs:
       fail-fast: true
     runs-on: ubuntu-18.04
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3.1.0
       - name: Set up Python
         uses: actions/setup-python@v1
         with:
diff --git a/.github/workflows/latest-changes.yml b/.github/workflows/latest-changes.yml
index 3c9e70c..e5ba0e2 100644
--- a/.github/workflows/latest-changes.yml
+++ b/.github/workflows/latest-changes.yml
@@ -16,7 +16,7 @@ jobs:
   latest-changes:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3.1.0
         with:
           # To allow latest-changes to commit to master
           token: ${{ secrets.ACTIONS_TOKEN }}
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 6c53f80..6588085 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -36,7 +36,7 @@ jobs:
       fail-fast: true
     runs-on: ubuntu-18.04
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3.1.0
       - name: Set up Python
         uses: actions/setup-python@v1
         with: