diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 2a419de..b9c4dfd 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -16,7 +16,7 @@ jobs:
   static-code-checks:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
       - uses: actions/setup-python@v6
@@ -51,7 +51,7 @@ jobs:
     runs-on: ${{ matrix.os }}
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v6
@@ -108,7 +108,7 @@ jobs:
   docs:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index 4013dc7..9534619 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -9,7 +9,7 @@ jobs:
   deploy:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Set up Python
         uses: actions/setup-python@v6
diff --git a/.github/workflows/sonar.yml b/.github/workflows/sonar.yml
index 4f8f8a4..e44019e 100644
--- a/.github/workflows/sonar.yml
+++ b/.github/workflows/sonar.yml
@@ -49,7 +49,7 @@ jobs:
           cat $HOME/coverage/sonar_env
 
       - name: Checkout branch or tag
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         if: github.event.workflow_run.event != 'pull_request'
         with:
           repository: ${{ github.event.workflow_run.head_repository.full_name }}
@@ -58,7 +58,7 @@ jobs:
           clean: false
 
       - name: Checkout Pull Request merge result
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         if: github.event.workflow_run.event == 'pull_request'
         with:
           ref: refs/pull/${{ env.PR_NUMBER }}/merge