diff --git a/.github/workflows/docker.yml b/.github/workflows/docker.yml
index dc23934..4f2d836 100644
--- a/.github/workflows/docker.yml
+++ b/.github/workflows/docker.yml
@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-24.04
 
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
 
       - name: Login to GHCR
         run: echo "${{ secrets.GITHUB_TOKEN }}" | docker login ghcr.io -u ${{ github.actor }} --password-stdin
diff --git a/.github/workflows/pypi.yml b/.github/workflows/pypi.yml
index 4db21ee..b7bbdb7 100644
--- a/.github/workflows/pypi.yml
+++ b/.github/workflows/pypi.yml
@@ -17,7 +17,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: Set up Python
         uses: actions/setup-python@v6
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 4b1603b..17e2066 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -18,7 +18,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
         with:
           fetch-depth: 0
           token: ${{ secrets.REPO }}
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 8d2473f..4ce6101 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -12,7 +12,7 @@ jobs:
   build:
     runs-on: ubuntu-24.04
     steps:
-    - uses: actions/checkout@v6
+    - uses: actions/checkout@v7
     - name: build docker container
       run: make docker-build
 
@@ -20,7 +20,7 @@ jobs:
     runs-on: ubuntu-24.04
     needs: build
     steps:
-    - uses: actions/checkout@v6
+    - uses: actions/checkout@v7
     - name: run doctest
       run: make docker-doctest
 
@@ -28,7 +28,7 @@ jobs:
     runs-on: ubuntu-24.04
     needs: build
     steps:
-    - uses: actions/checkout@v6
+    - uses: actions/checkout@v7
       with:
         # required by test which requires commits
         fetch-depth: 15
@@ -39,7 +39,7 @@ jobs:
     runs-on: ubuntu-24.04
     needs: fasttest
     steps:
-    - uses: actions/checkout@v6
+    - uses: actions/checkout@v7
     - name: run longtest
       run: make docker-longtest
 
@@ -47,7 +47,7 @@ jobs:
     runs-on: ubuntu-24.04
     needs: longtest
     steps:
-    - uses: actions/checkout@v6
+    - uses: actions/checkout@v7
       with:
         # required by test which requires commits
         fetch-depth: 15
@@ -58,6 +58,6 @@ jobs:
     runs-on: ubuntu-24.04
     needs: build
     steps:
-    - uses: actions/checkout@v6
+    - uses: actions/checkout@v7
     - name: run linter
       run: make docker-lint