diff --git a/.github/workflows/check_format.yml b/.github/workflows/check_format.yml
index 28d81e8..de892b7 100644
--- a/.github/workflows/check_format.yml
+++ b/.github/workflows/check_format.yml
@@ -9,7 +9,7 @@ jobs:
   ruff:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - name: Install uv
         uses: astral-sh/setup-uv@v7
       - name: "Ruff format check"
diff --git a/.github/workflows/packaging_test.yml b/.github/workflows/packaging_test.yml
index 205d668..8a396f5 100644
--- a/.github/workflows/packaging_test.yml
+++ b/.github/workflows/packaging_test.yml
@@ -9,7 +9,7 @@ jobs:
   packaging:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - name: Install uv
         uses: astral-sh/setup-uv@v7
       - name: Test packaging
diff --git a/.github/workflows/unittests.yml b/.github/workflows/unittests.yml
index 120f76d..dba0a58 100644
--- a/.github/workflows/unittests.yml
+++ b/.github/workflows/unittests.yml
@@ -9,7 +9,7 @@ jobs:
         python-version: ["3.10", "3.11", "3.12", "3.13"]
         os: [ubuntu-latest]
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - name: Install uv
         uses: astral-sh/setup-uv@v7
       - name: Set up Python ${{ matrix.python-version }}