diff --git a/.github/workflows/linux_test.yml b/.github/workflows/linux_test.yml
index c61363b..1ef7899 100644
--- a/.github/workflows/linux_test.yml
+++ b/.github/workflows/linux_test.yml
@@ -18,7 +18,7 @@ jobs:
     runs-on: ${{ matrix.platform }}
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - uses: actions/setup-go@v5
         with:
diff --git a/.github/workflows/mac_test.yml b/.github/workflows/mac_test.yml
index f6cb6df..ca85faa 100644
--- a/.github/workflows/mac_test.yml
+++ b/.github/workflows/mac_test.yml
@@ -18,7 +18,7 @@ jobs:
     runs-on: ${{ matrix.platform }}
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - uses: actions/setup-go@v5
         with:
diff --git a/.github/workflows/multi_ver_unittest.yml b/.github/workflows/multi_ver_unittest.yml
index f1dee90..6440ca2 100644
--- a/.github/workflows/multi_ver_unittest.yml
+++ b/.github/workflows/multi_ver_unittest.yml
@@ -13,7 +13,7 @@ jobs:
       matrix:
         go-version: ["1.23"]
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: Setup Go ${{ matrix.go-version }}
         uses: actions/setup-go@v5
         with:
diff --git a/.github/workflows/reviewdog.yml b/.github/workflows/reviewdog.yml
index ebaac1e..20b5047 100644
--- a/.github/workflows/reviewdog.yml
+++ b/.github/workflows/reviewdog.yml
@@ -7,7 +7,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Check out code into the Go module directory
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           persist-credentials: false
       - name: golangci-lint
@@ -21,7 +21,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Check out code into the Go module directory
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           persist-credentials: false
       - name: misspell
@@ -34,7 +34,7 @@ jobs:
   actionlint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: reviewdog/action-actionlint@v1
         with:
           reporter: github-pr-review
diff --git a/.github/workflows/test-examples.yml b/.github/workflows/test-examples.yml
index 91e29ff..1cacb39 100644
--- a/.github/workflows/test-examples.yml
+++ b/.github/workflows/test-examples.yml
@@ -18,7 +18,7 @@ jobs:
     runs-on: ${{ matrix.platform }}
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - uses: actions/setup-go@v5
         with:
diff --git a/.github/workflows/windows_test.yml b/.github/workflows/windows_test.yml
index bff71c7..a19079a 100644
--- a/.github/workflows/windows_test.yml
+++ b/.github/workflows/windows_test.yml
@@ -18,7 +18,7 @@ jobs:
     runs-on: ${{ matrix.platform }}
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - uses: actions/setup-go@v5
         with: