diff --git a/.github/workflows/flake8-checker.yml b/.github/workflows/flake8-checker.yml
index 0040a4c..6b516b1 100644
--- a/.github/workflows/flake8-checker.yml
+++ b/.github/workflows/flake8-checker.yml
@@ -13,7 +13,7 @@ jobs:
         runs-on: ubuntu-latest
         steps:
             - name: Checkout code
-              uses: actions/checkout@v4
+              uses: actions/checkout@v5
               with:
                 ref: ${{ github.ref_name }}
             
diff --git a/.github/workflows/mkdocs-build.yml b/.github/workflows/mkdocs-build.yml
index 120d417..4172272 100644
--- a/.github/workflows/mkdocs-build.yml
+++ b/.github/workflows/mkdocs-build.yml
@@ -19,7 +19,7 @@ jobs:
         runs-on: ubuntu-latest
         steps:
             - name: Checkout code
-              uses: actions/checkout@v4
+              uses: actions/checkout@v5
 
             - name: Setup Python
               uses: actions/setup-python@v5
diff --git a/.github/workflows/mkdocs-deploy.yml b/.github/workflows/mkdocs-deploy.yml
index 2ad258f..5767193 100644
--- a/.github/workflows/mkdocs-deploy.yml
+++ b/.github/workflows/mkdocs-deploy.yml
@@ -23,7 +23,7 @@ jobs:
         runs-on: ubuntu-latest
         steps:
             - name: Checkout code
-              uses: actions/checkout@v4
+              uses: actions/checkout@v5
             
             - name: Setup Python
               uses: actions/setup-python@v5
diff --git a/.github/workflows/pytester.yml b/.github/workflows/pytester.yml
index 69b3739..1bb3d29 100644
--- a/.github/workflows/pytester.yml
+++ b/.github/workflows/pytester.yml
@@ -10,7 +10,7 @@ jobs:
         runs-on: ubuntu-latest
         steps:
             - name: Checkout code
-              uses: actions/checkout@v4
+              uses: actions/checkout@v5
               with:
                 ref: ${{ github.ref_name }}
             
diff --git a/.github/workflows/script-build.yml b/.github/workflows/script-build.yml
index ee28e5e..8a9120a 100644
--- a/.github/workflows/script-build.yml
+++ b/.github/workflows/script-build.yml
@@ -14,7 +14,7 @@ jobs:
                 os: ["windows-latest", "macos-latest", "ubuntu-latest"]
         steps:
             - name: Checkout ref
-              uses: actions/checkout@v4
+              uses: actions/checkout@v5
               with:
                 fetch-depth: 2
 
diff --git a/.github/workflows/script-release.yml b/.github/workflows/script-release.yml
index 3263d15..cbbed36 100644
--- a/.github/workflows/script-release.yml
+++ b/.github/workflows/script-release.yml
@@ -26,7 +26,7 @@ jobs:
               os: "Linux"
     steps:
       - name: Checkout ref
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Setup Python
         uses: actions/setup-python@v5