diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 851252b..df60d14 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
     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/testing.yml b/.github/workflows/testing.yml
index a00d0b4..0092cf1 100644
--- a/.github/workflows/testing.yml
+++ b/.github/workflows/testing.yml
@@ -21,7 +21,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v5
diff --git a/.github/workflows/version.yml b/.github/workflows/version.yml
index fcf8be3..85fd6a0 100644
--- a/.github/workflows/version.yml
+++ b/.github/workflows/version.yml
@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Set up Python
         uses: actions/setup-python@v5