diff --git a/.github/workflows/labeler.yml b/.github/workflows/labeler.yml
index 43252b6..283978d 100644
--- a/.github/workflows/labeler.yml
+++ b/.github/workflows/labeler.yml
@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Check out the repository
-        uses: actions/checkout@v3.3.0
+        uses: actions/checkout@v4.0.0
 
       - name: Run Labeler
         uses: crazy-max/ghaction-github-labeler@v4.1.0
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 2863d4f..f02b143 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -20,7 +20,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v3.3.0
+    - uses: actions/checkout@v4.0.0
     - name: Set up Python
       uses: actions/setup-python@v4
       with:
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 5badac2..738e103 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -16,7 +16,7 @@ jobs:
         python-version: [3.7, 3.8, 3.9]
 
     steps:
-    - uses: actions/checkout@v3.3.0
+    - uses: actions/checkout@v4.0.0
     - name: Set up Python ${{ matrix.python-version }}
       uses: actions/setup-python@v4
       with: