diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index eb61829..a3138bc 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -14,7 +14,7 @@ jobs:
         python-version: ['3.8', '3.9', '3.10', '3.11']
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     
     - name: Set up Python ${{ matrix.python-version }}
       uses: actions/setup-python@v4
@@ -51,7 +51,7 @@ jobs:
     runs-on: ubuntu-latest
     
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     
     - name: Set up Python
       uses: actions/setup-python@v4
@@ -78,7 +78,7 @@ jobs:
     needs: [test, lint]
     
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     
     - name: Set up Python
       uses: actions/setup-python@v4
diff --git a/.github/workflows/docker.yml b/.github/workflows/docker.yml
index 1e0538f..e51308e 100644
--- a/.github/workflows/docker.yml
+++ b/.github/workflows/docker.yml
@@ -13,7 +13,7 @@ jobs:
     
     steps:
     - name: Checkout
-      uses: actions/checkout@v4
+      uses: actions/checkout@v6
     
     - name: Set up QEMU
       uses: docker/setup-qemu-action@v3
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 6e0fb59..46e02a7 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
     
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     
     - name: Set up Python
       uses: actions/setup-python@v4