diff --git a/.github/workflows/bump-version.yml b/.github/workflows/bump-version.yml
index 1d487263..4d0d0628 100644
--- a/.github/workflows/bump-version.yml
+++ b/.github/workflows/bump-version.yml
@@ -41,7 +41,7 @@ jobs:
     steps:
     # Use GitHub PAT to authenticate so other workflows trigger
     - name: Checkout code
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         fetch-depth: 0
         token: ${{ secrets.ACCESS_TOKEN }}
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 7e279354..03a031b4 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -20,7 +20,7 @@ jobs:
         python-version: ['3.8', '3.9', '3.10', '3.11']
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         fetch-depth: 0
 
@@ -65,7 +65,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         fetch-depth: 0
     - name: Build Docker image
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 21b67136..a31401d6 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         fetch-depth: 0
 
diff --git a/.github/workflows/publish-package.yml b/.github/workflows/publish-package.yml
index 88c59c3b..1546cee1 100644
--- a/.github/workflows/publish-package.yml
+++ b/.github/workflows/publish-package.yml
@@ -29,7 +29,7 @@ jobs:
     name: Build Python distribution
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         fetch-depth: 0