diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 7b7c0c59..62b7df0c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -11,7 +11,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Set up Ruby
         uses: ruby/setup-ruby@v1
@@ -27,7 +27,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Set up Ruby
         uses: ruby/setup-ruby@v1
@@ -42,7 +42,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Set up Ruby
         uses: ruby/setup-ruby@v1
@@ -67,7 +67,7 @@ jobs:
         run: sudo apt-get update && sudo apt-get install --no-install-recommends -y build-essential git libyaml-dev pkg-config google-chrome-stable
 
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Set up Ruby
         uses: ruby/setup-ruby@v1
diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index 53043b1c..8503fc39 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -11,7 +11,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
       
       - name: Set up Python3
         uses: actions/setup-python@v4
diff --git a/.github/workflows/update-open-data.yml b/.github/workflows/update-open-data.yml
index fececb59..a6e3bea6 100644
--- a/.github/workflows/update-open-data.yml
+++ b/.github/workflows/update-open-data.yml
@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
       
       - name: Setup Ruby
         uses: ruby/setup-ruby@v1