diff --git a/.github/workflows/Android.yml b/.github/workflows/Android.yml
index 993367f..f0c06eb 100644
--- a/.github/workflows/Android.yml
+++ b/.github/workflows/Android.yml
@@ -30,7 +30,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: Set up JDK 17
         uses: actions/setup-java@v5
diff --git a/.github/workflows/Linux_arm64.yml b/.github/workflows/Linux_arm64.yml
index a0c4c4a..189bce4 100644
--- a/.github/workflows/Linux_arm64.yml
+++ b/.github/workflows/Linux_arm64.yml
@@ -30,7 +30,7 @@ jobs:
     
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: Install dependency
         run: sudo apt-get update && sudo apt-get install -y libsdl2-dev
diff --git a/.github/workflows/Linux_arm64_AppImage.yml b/.github/workflows/Linux_arm64_AppImage.yml
index 61a65e5..918e1af 100644
--- a/.github/workflows/Linux_arm64_AppImage.yml
+++ b/.github/workflows/Linux_arm64_AppImage.yml
@@ -24,7 +24,7 @@ jobs:
     
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
         
       - name: Install dependency
         run: sudo apt-get update && sudo apt-get install -y libsdl2-dev
diff --git a/.github/workflows/Linux_x86_64.yml b/.github/workflows/Linux_x86_64.yml
index 6dcd1f9..5e05964 100644
--- a/.github/workflows/Linux_x86_64.yml
+++ b/.github/workflows/Linux_x86_64.yml
@@ -30,7 +30,7 @@ jobs:
     
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: Install dependency
         run: sudo apt-get update && sudo apt-get install -y libsdl2-dev
diff --git a/.github/workflows/Linux_x86_64_AppImage.yml b/.github/workflows/Linux_x86_64_AppImage.yml
index 5b2cae1..581584f 100644
--- a/.github/workflows/Linux_x86_64_AppImage.yml
+++ b/.github/workflows/Linux_x86_64_AppImage.yml
@@ -24,7 +24,7 @@ jobs:
     
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
         
       - name: Install dependency
         run: sudo apt-get update && sudo apt-get install -y libsdl2-dev
diff --git a/.github/workflows/RaspberryPiOS_armhf.yml b/.github/workflows/RaspberryPiOS_armhf.yml
index f73c3e2..ee7e7bc 100644
--- a/.github/workflows/RaspberryPiOS_armhf.yml
+++ b/.github/workflows/RaspberryPiOS_armhf.yml
@@ -25,7 +25,7 @@ jobs:
     runs-on: ubuntu-22.04
 
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
 
       - name: Switch apt sources to ports.ubuntu.com for armhf
         run: |
diff --git a/.github/workflows/Windows_x86_x64_arm64.yml b/.github/workflows/Windows_x86_x64_arm64.yml
index 1ca13e9..27d8dda 100644
--- a/.github/workflows/Windows_x86_x64_arm64.yml
+++ b/.github/workflows/Windows_x86_x64_arm64.yml
@@ -30,7 +30,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       # SDL2 のセットアップをキャッシュし、必要ならスクリプトで実行
       - name: Cache SDL2
diff --git a/.github/workflows/macOS_Universal.yml b/.github/workflows/macOS_Universal.yml
index 6cec771..85f86cf 100644
--- a/.github/workflows/macOS_Universal.yml
+++ b/.github/workflows/macOS_Universal.yml
@@ -30,7 +30,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: Set up Xcode 16.4
         uses: maxim-lobanov/setup-xcode@v1