diff --git a/packages/android_alarm_manager/android/src/main/java/io/flutter/plugins/androidalarmmanager/AndroidAlarmManagerPlugin.java b/packages/android_alarm_manager/android/src/main/java/io/flutter/plugins/androidalarmmanager/AndroidAlarmManagerPlugin.java
index 594ac35908c7..30c69334bb10 100644
--- a/packages/android_alarm_manager/android/src/main/java/io/flutter/plugins/androidalarmmanager/AndroidAlarmManagerPlugin.java
+++ b/packages/android_alarm_manager/android/src/main/java/io/flutter/plugins/androidalarmmanager/AndroidAlarmManagerPlugin.java
@@ -53,6 +53,7 @@ public void onMethodCall(MethodCall call, Result result) {
         result.success(true);
       } else if (method.equals("AlarmService.initialized")) {
         AlarmService.onInitialized();
+        result.success(true);
       } else if (method.equals("Alarm.periodic")) {
         periodic((JSONArray) arguments);
         result.success(true);