diff --git a/services/java/com/android/server/AlarmManagerService.java b/services/java/com/android/server/AlarmManagerService.java
index 440f8e1..e9066de 100644
--- a/services/java/com/android/server/AlarmManagerService.java
+++ b/services/java/com/android/server/AlarmManagerService.java
@@ -816,16 +816,12 @@
         }
         
         public void scheduleTimeTickEvent() {
-            Calendar calendar = Calendar.getInstance();
             final long currentTime = System.currentTimeMillis();
-            calendar.setTimeInMillis(currentTime);
-            calendar.add(Calendar.MINUTE, 1);
-            calendar.set(Calendar.SECOND, 0);
-            calendar.set(Calendar.MILLISECOND, 0);
+            final long nextTime = 60000 * ((currentTime / 60000) + 1);
 
             // Schedule this event for the amount of time that it would take to get to
             // the top of the next minute.
-            final long tickEventDelay = calendar.getTimeInMillis() - currentTime;
+            final long tickEventDelay = nextTime - currentTime;
 
             set(AlarmManager.ELAPSED_REALTIME, SystemClock.elapsedRealtime() + tickEventDelay,
                     mTimeTickSender);