diff --git a/.github/workflows/label-approved.yml b/.github/workflows/label-approved.yml
index 5225a766..aca66aac 100644
--- a/.github/workflows/label-approved.yml
+++ b/.github/workflows/label-approved.yml
@@ -9,7 +9,7 @@ jobs:
     if: github.event.review.state == 'approved'
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Set up Python
         uses: actions/setup-python@v5
diff --git a/.github/workflows/pre-commit.yml b/.github/workflows/pre-commit.yml
index fd62355b..5e365655 100644
--- a/.github/workflows/pre-commit.yml
+++ b/.github/workflows/pre-commit.yml
@@ -12,7 +12,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Set up Python
         uses: actions/setup-python@v5
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 734e1ef4..23e304e5 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -10,7 +10,7 @@ jobs:
     name: Publish to PyPI
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: Install uv
         uses: astral-sh/setup-uv@v5
@@ -29,7 +29,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Set up QEMU
         uses: docker/setup-qemu-action@v3
diff --git a/.github/workflows/smokeshow.yml b/.github/workflows/smokeshow.yml
index 7ab82426..2a67e2db 100644
--- a/.github/workflows/smokeshow.yml
+++ b/.github/workflows/smokeshow.yml
@@ -10,7 +10,7 @@ jobs:
   smokeshow:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: Install uv
         uses: astral-sh/setup-uv@v5
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index cf9d1db5..3a4cf612 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -14,7 +14,7 @@ jobs:
         python-version: ["3.12"]
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: Install uv
         uses: astral-sh/setup-uv@v5