diff --git a/.github/workflows/ci_tests.yml b/.github/workflows/ci_tests.yml
index a719b3ef..0892ceec 100644
--- a/.github/workflows/ci_tests.yml
+++ b/.github/workflows/ci_tests.yml
@@ -17,7 +17,7 @@ jobs:
 
     steps:
     - name: Check out repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
 
     - name: Prepare python ${{ matrix.python-version }}
       uses: actions/setup-python@v5
diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index 46d280d4..cbe9d647 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -15,7 +15,7 @@ jobs:
 
     steps:
     - name: Check out repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
     - name: Set up python
       uses: actions/setup-python@v5
       with: