diff --git a/.github/workflows/cd_release.yml b/.github/workflows/cd_release.yml
index d5eceaa..40d6afb 100644
--- a/.github/workflows/cd_release.yml
+++ b/.github/workflows/cd_release.yml
@@ -44,7 +44,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         fetch-depth: 0
         ref: stable
diff --git a/.github/workflows/ci_tests.yml b/.github/workflows/ci_tests.yml
index fd9c94d..7e566f9 100644
--- a/.github/workflows/ci_tests.yml
+++ b/.github/workflows/ci_tests.yml
@@ -44,7 +44,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Set up Python ${{ matrix.python-version}}
       uses: actions/setup-python@v4