diff --git a/services/core/java/com/android/server/AlarmManagerService.java b/services/core/java/com/android/server/AlarmManagerService.java
index 0316093..20cca16 100644
--- a/services/core/java/com/android/server/AlarmManagerService.java
+++ b/services/core/java/com/android/server/AlarmManagerService.java
@@ -2699,7 +2699,7 @@
         public void scheduleDateChangedEvent() {
             Calendar calendar = Calendar.getInstance();
             calendar.setTimeInMillis(System.currentTimeMillis());
-            calendar.set(Calendar.HOUR, 0);
+            calendar.set(Calendar.HOUR_OF_DAY, 0);
             calendar.set(Calendar.MINUTE, 0);
             calendar.set(Calendar.SECOND, 0);
             calendar.set(Calendar.MILLISECOND, 0);