diff --git a/services/java/com/android/server/am/ProcessStatsService.java b/services/java/com/android/server/am/ProcessStatsService.java
index 55409c2018d77..43ae46fd33c46 100644
--- a/services/java/com/android/server/am/ProcessStatsService.java
+++ b/services/java/com/android/server/am/ProcessStatsService.java
@@ -413,6 +413,7 @@ public final class ProcessStatsService extends IProcessStats.Stub {
         mWriteLock.lock();
         try {
             synchronized (mAm) {
+                mProcessStats.mTimePeriodEndRealtime = SystemClock.elapsedRealtime();
                 mProcessStats.writeToParcel(current, 0);
             }
             if (historic != null) {