diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 77068c4..dd5c9eb 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -73,10 +73,12 @@ jobs:
     env:
       TEST_APP_ID: ${{ secrets.MY_APP_ID }}
     steps:
-      - uses: actions/checkout@v1
-      - uses: actions/setup-java@v1
+      - uses: actions/checkout@v3
+      - name: Install JDK
+        uses: actions/setup-java@v4
         with:
-          java-version: "11"
+          distribution: 'zulu'
+          java-version: '17'
       - uses: subosito/flutter-action@v2
         with:
           flutter-version: ${{ matrix.version }}
@@ -247,9 +249,11 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v3
-      - uses: actions/setup-java@v1
+      - name: Install JDK
+        uses: actions/setup-java@v4
         with:
-          java-version: "11"
+          distribution: 'zulu'
+          java-version: '17'
       - uses: subosito/flutter-action@v2
         with:
           flutter-version: ${{ matrix.version }}
@@ -267,9 +271,11 @@ jobs:
     runs-on: windows-2019
     steps:
       - uses: actions/checkout@v3
-      - uses: actions/setup-java@v1
+      - name: Install JDK
+        uses: actions/setup-java@v4
         with:
-          java-version: '11'
+          distribution: 'zulu'
+          java-version: '17'
       - uses: subosito/flutter-action@v2
         with:
           flutter-version: ${{ matrix.version }}
diff --git a/.github/workflows/schedule-run-ci-external.yml b/.github/workflows/schedule-run-ci-external.yml
index bf5f505..eef033e 100644
--- a/.github/workflows/schedule-run-ci-external.yml
+++ b/.github/workflows/schedule-run-ci-external.yml
@@ -22,7 +22,7 @@ jobs:
         id: check-contributors-result
         uses: actions/github-script@v6
         with:
-          github-token: ${{ secrets.LABEL_ACTION_PAT }}
+          github-token: ${{ secrets.GH_TOKEN }}
           debug: true
           script: |
             const org = "AgoraIO-Extensions"
diff --git a/example/android/app/build.gradle b/example/android/app/build.gradle
index 93e3edc..15243a4 100644
--- a/example/android/app/build.gradle
+++ b/example/android/app/build.gradle
@@ -46,7 +46,7 @@ android {
         applicationId = "io.agora.agorartm.agora_rtm_example"
         // You can update the following values to match your application needs.
         // For more information, see: https://docs.flutter.dev/deployment/android#reviewing-the-build-configuration.
-        minSdkVersion flutter.minSdkVersion
+        minSdkVersion 21
         targetSdkVersion flutter.targetSdkVersion
         versionCode flutterVersionCode.toInteger()
         versionName flutterVersionName
diff --git a/test_shard/integration_test_app/android/app/build.gradle b/test_shard/integration_test_app/android/app/build.gradle
index 486f3e4..b5d21dc 100644
--- a/test_shard/integration_test_app/android/app/build.gradle
+++ b/test_shard/integration_test_app/android/app/build.gradle
@@ -46,7 +46,7 @@ android {
         applicationId "io.agora.integration_test_app.integration_test_app"
         // You can update the following values to match your application needs.
         // For more information, see: https://docs.flutter.dev/deployment/android#reviewing-the-build-configuration.
-        minSdkVersion flutter.minSdkVersion
+        minSdkVersion 21
         targetSdkVersion flutter.targetSdkVersion
         versionCode flutterVersionCode.toInteger()
         versionName flutterVersionName