diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index a8b1522b..bd242fec 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -8,7 +8,7 @@ jobs:
   release:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Install pandoc
       run: |
         sudo apt-get -y install pandoc
diff --git a/.github/workflows/pythonpackage.yml b/.github/workflows/pythonpackage.yml
index 7d3525e4..eeed25a8 100644
--- a/.github/workflows/pythonpackage.yml
+++ b/.github/workflows/pythonpackage.yml
@@ -20,7 +20,7 @@ jobs:
     runs-on: "${{matrix.os}}"
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Set up Python ${{ matrix.python-version }}
       uses: actions/setup-python@v4.7.0
       with:
@@ -56,7 +56,7 @@ jobs:
       runs-on: ubuntu-latest
 
       steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Set up Python
         uses: actions/setup-python@v4.7.0
         with: