diff --git a/.github/workflows/test1.yml b/.github/workflows/test1.yml
index e1e4fa6..23d392a 100644
--- a/.github/workflows/test1.yml
+++ b/.github/workflows/test1.yml
@@ -8,7 +8,7 @@ jobs:
       matrix:
         os: [ubuntu-latest, windows-latest, macos-latest]
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/setup-java@v5
         with:
           distribution: 'zulu'
diff --git a/.github/workflows/test2.yml b/.github/workflows/test2.yml
index ae1ca8f..eddc6d9 100644
--- a/.github/workflows/test2.yml
+++ b/.github/workflows/test2.yml
@@ -18,7 +18,7 @@ jobs:
           - os: macos-latest
             flutter: stable
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/setup-java@v5
         with:
           distribution: 'zulu'
diff --git a/.github/workflows/test3.yml b/.github/workflows/test3.yml
index 7395bdf..2380a4b 100644
--- a/.github/workflows/test3.yml
+++ b/.github/workflows/test3.yml
@@ -20,7 +20,7 @@ jobs:
           - os: macos-latest
             flutter: stable
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/setup-java@v5
         with:
           distribution: 'zulu'