diff --git a/android/sdk/src/main/java/org/apache/weex/bridge/WXBridgeManager.java b/android/sdk/src/main/java/org/apache/weex/bridge/WXBridgeManager.java
index 1df7818360..7d4653f1e8 100755
--- a/android/sdk/src/main/java/org/apache/weex/bridge/WXBridgeManager.java
+++ b/android/sdk/src/main/java/org/apache/weex/bridge/WXBridgeManager.java
@@ -2286,7 +2286,7 @@ private WXParams assembleDefaultOptions() {
       customOptions.put("__enable_native_promise__","true");
     }
 
-    String enableAlarmSignal = "false";
+    String enableAlarmSignal = "true";
     IWXConfigAdapter adapter = WXSDKManager.getInstance().getWxConfigAdapter();
     if (null != adapter){
       try {