diff --git a/.github/workflows/cd_dependencies.yml b/.github/workflows/cd_dependencies.yml
index c6b3a61..e1920c1 100644
--- a/.github/workflows/cd_dependencies.yml
+++ b/.github/workflows/cd_dependencies.yml
@@ -18,7 +18,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
       with:
         ref: master
         fetch-depth: 0
diff --git a/.github/workflows/ci_tests.yml b/.github/workflows/ci_tests.yml
index e7636fe..08a83e2 100644
--- a/.github/workflows/ci_tests.yml
+++ b/.github/workflows/ci_tests.yml
@@ -18,7 +18,7 @@ jobs:
 
     steps:
     - name: Checkout ${{ github.repository }}
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
 
     - name: Set up Python ${{ matrix.python-version }}
       uses: actions/setup-python@v6
@@ -80,7 +80,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
 
     - name: Set up Python 3.10
       uses: actions/setup-python@v6
diff --git a/.github/workflows/ci_update_pre-commit.yml b/.github/workflows/ci_update_pre-commit.yml
index c827f1e..e475bde 100644
--- a/.github/workflows/ci_update_pre-commit.yml
+++ b/.github/workflows/ci_update_pre-commit.yml
@@ -21,7 +21,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
       with:
         ref: master