diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 7332eca..23e5f62 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Setup uv
         uses: astral-sh/setup-uv@v5
diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index 4aa7577..e907e66 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Setup uv
         uses: astral-sh/setup-uv@v5
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 4be87c4..55eb9c2 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -19,7 +19,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Setup uv
         uses: astral-sh/setup-uv@v5