diff --git a/.github/workflows/ci_tests.yml b/.github/workflows/ci_tests.yml
index ba6b3c6a..d45e27ad 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@v5
+      uses: actions/checkout@v6
 
     - name: Prepare python ${{ matrix.python-version }}
       uses: actions/setup-python@v6
diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index c77a94a7..9aa2bbf6 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -15,7 +15,7 @@ jobs:
 
     steps:
     - name: Check out repository
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
     - name: Set up python
       uses: actions/setup-python@v6
       with: