diff --git a/services/tests/servicestests/src/com/android/server/am/BatteryExternalStatsWorkerTest.java b/services/tests/servicestests/src/com/android/server/am/BatteryExternalStatsWorkerTest.java
index 8a8a6246b73b1..6faa7e7c89e75 100644
--- a/services/tests/servicestests/src/com/android/server/am/BatteryExternalStatsWorkerTest.java
+++ b/services/tests/servicestests/src/com/android/server/am/BatteryExternalStatsWorkerTest.java
@@ -202,6 +202,7 @@ public class BatteryExternalStatsWorkerTest {
     public class TestBatteryStatsImpl extends BatteryStatsImpl {
         public TestBatteryStatsImpl(Context context) {
             mPowerProfile = new PowerProfile(context, true /* forTest */);
+            initTimersAndCounters();
         }
     }