diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index 9df73e6..b1d4c7b 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -9,7 +9,7 @@ jobs:
   deploy:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - uses: actions/setup-python@v5
         with:
           python-version: '3.x'
diff --git a/.github/workflows/pip.yml b/.github/workflows/pip.yml
index cab3dd4..907a954 100644
--- a/.github/workflows/pip.yml
+++ b/.github/workflows/pip.yml
@@ -18,7 +18,7 @@ jobs:
     runs-on: ${{ matrix.platform }}
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
       with:
         submodules: true
 
diff --git a/.github/workflows/wheels.yml b/.github/workflows/wheels.yml
index bdb396c..33a6f22 100644
--- a/.github/workflows/wheels.yml
+++ b/.github/workflows/wheels.yml
@@ -15,7 +15,7 @@ jobs:
     name: Build SDist
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
       with:
         submodules: true
 
@@ -40,7 +40,7 @@ jobs:
         os: [ubuntu-24.04-arm, ubuntu-latest, windows-2022, macos-14]
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
       with:
         submodules: true
 
@@ -82,7 +82,7 @@ jobs:
         python-version: [3.11, 3.12, 3.13]
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
       with:
         submodules: true