diff --git a/.github/workflows/doc.yml b/.github/workflows/doc.yml
index 2d6e64f..64733e8 100644
--- a/.github/workflows/doc.yml
+++ b/.github/workflows/doc.yml
@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-24.04
     steps:
       - name: checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with: { submodules: recursive }
       - uses: prefix-dev/setup-pixi@v0.9.3
         with: { pixi-version: v0.61.0 }
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 17f46d3..b98d724 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-24.04
     steps:
       - name: checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with: { submodules: recursive }
       - uses: prefix-dev/setup-pixi@v0.9.3
         with: { pixi-version: v0.61.0 }
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index bfd2443..192a452 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -15,7 +15,7 @@ jobs:
         environment: ["python-310", "python-311", "python-312", "python-313", "python-314"]
         os: ["ubuntu-latest", "ubuntu-24.04-arm", "macos-latest", "windows-latest"]
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with: { submodules: recursive }
       - uses: prefix-dev/setup-pixi@v0.9.3
         with: { pixi-version: v0.61.0 }