diff --git a/.github/workflows/build_and_test.yml b/.github/workflows/build_and_test.yml
index ed37b26d4..19bc00279 100644
--- a/.github/workflows/build_and_test.yml
+++ b/.github/workflows/build_and_test.yml
@@ -30,7 +30,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           persist-credentials: false
       - name: Install uv
diff --git a/.github/workflows/check_ruff.yml b/.github/workflows/check_ruff.yml
index 275bb85ee..54bc14e1f 100644
--- a/.github/workflows/check_ruff.yml
+++ b/.github/workflows/check_ruff.yml
@@ -6,7 +6,7 @@ jobs:
   lint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - uses: astral-sh/setup-uv@v7
       - name: Check formatting with Ruff
         run: uvx ruff format --check .
diff --git a/.github/workflows/deploy_docs.yml b/.github/workflows/deploy_docs.yml
index df244ed43..7c28f532c 100644
--- a/.github/workflows/deploy_docs.yml
+++ b/.github/workflows/deploy_docs.yml
@@ -17,7 +17,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           persist-credentials: false
 
diff --git a/.github/workflows/docs_check.yml b/.github/workflows/docs_check.yml
index c029b6cc2..86cf4af25 100644
--- a/.github/workflows/docs_check.yml
+++ b/.github/workflows/docs_check.yml
@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           persist-credentials: false
 
diff --git a/.github/workflows/publish_to_pypi.yml b/.github/workflows/publish_to_pypi.yml
index a37a296ea..79b2f263c 100644
--- a/.github/workflows/publish_to_pypi.yml
+++ b/.github/workflows/publish_to_pypi.yml
@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repo
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
       - name: Install uv
         uses: astral-sh/setup-uv@v7
         with: