diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 19cedc0c7..b44fcbb2e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -19,7 +19,7 @@ jobs:
         python-version: ["3.10", "3.11", "3.12", "3.13"]
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Install uv
         uses: astral-sh/setup-uv@v6
         with:
@@ -53,7 +53,7 @@ jobs:
     needs: build
     if: github.event.pull_request
     steps:
-        - uses: actions/checkout@v5
+        - uses: actions/checkout@v6
         - name: download covearge
           uses: actions/download-artifact@v5
           with:
diff --git a/.github/workflows/deploy_dev.yml b/.github/workflows/deploy_dev.yml
index c66c38312..1c31356ed 100644
--- a/.github/workflows/deploy_dev.yml
+++ b/.github/workflows/deploy_dev.yml
@@ -13,7 +13,7 @@ jobs:
     name: Deploy dev documentation
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
       - name: Install uv
diff --git a/.github/workflows/deploy_latest.yml b/.github/workflows/deploy_latest.yml
index e11f00716..43f8833ca 100644
--- a/.github/workflows/deploy_latest.yml
+++ b/.github/workflows/deploy_latest.yml
@@ -24,7 +24,7 @@ jobs:
           check-name: 'Deploy dev documentation'
           repo-token: ${{ secrets.GITHUB_TOKEN }}
           wait-interval: 10
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
       - name: Install uv
diff --git a/.github/workflows/doc.yml b/.github/workflows/doc.yml
index 2ac669583..d45938c68 100644
--- a/.github/workflows/doc.yml
+++ b/.github/workflows/doc.yml
@@ -15,7 +15,7 @@ jobs:
     name: Deploy preview documentation
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Install uv
         uses: astral-sh/setup-uv@v6
         with:
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 9fc54c2fa..31839887f 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -12,10 +12,10 @@ jobs:
   ruff:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: chartboost/ruff-action@v1
   black:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: psf/black@stable
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 316c8c4d9..6d4bafdd5 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - name: Install uv
       uses: astral-sh/setup-uv@v6
       with: