diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index d232624..7cd2933 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -16,7 +16,7 @@ jobs:
       max-parallel: 64
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: Setup Java 17
         uses: actions/setup-java@v4
diff --git a/.github/workflows/strong_ci.yaml b/.github/workflows/strong_ci.yaml
index d3a9ea5..8f919c2 100644
--- a/.github/workflows/strong_ci.yaml
+++ b/.github/workflows/strong_ci.yaml
@@ -11,7 +11,7 @@ jobs:
     name: CI by multiply java versions
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           submodules: recursive