diff --git a/src/com/android/settings/fuelgauge/anomaly/checker/WakeupAlarmAnomalyDetector.java b/src/com/android/settings/fuelgauge/anomaly/checker/WakeupAlarmAnomalyDetector.java
index aadfa0c2964..55686e01483 100644
--- a/src/com/android/settings/fuelgauge/anomaly/checker/WakeupAlarmAnomalyDetector.java
+++ b/src/com/android/settings/fuelgauge/anomaly/checker/WakeupAlarmAnomalyDetector.java
@@ -70,11 +70,12 @@ public class WakeupAlarmAnomalyDetector implements AnomalyDetector {
             String targetPackageName) {
         final List<BatterySipper> batterySippers = batteryStatsHelper.getUsageList();
         final List<Anomaly> anomalies = new ArrayList<>();
-        final long totalRunningHours = mBatteryUtils.calculateRunningTimeBasedOnStatsType(
-                batteryStatsHelper, BatteryStats.STATS_SINCE_CHARGED) / DateUtils.HOUR_IN_MILLIS;
+        final double totalRunningHours = mBatteryUtils.calculateRunningTimeBasedOnStatsType(
+                batteryStatsHelper, BatteryStats.STATS_SINCE_CHARGED)
+                / (double) DateUtils.HOUR_IN_MILLIS;
         final int targetUid = mBatteryUtils.getPackageUid(targetPackageName);
 
-        if (totalRunningHours != 0) {
+        if (totalRunningHours >= 1) {
             for (int i = 0, size = batterySippers.size(); i < size; i++) {
                 final BatterySipper sipper = batterySippers.get(i);
                 final BatteryStats.Uid uid = sipper.uidObj;
diff --git a/tests/robotests/src/com/android/settings/fuelgauge/anomaly/checker/WakeupAlarmAnomalyDetectorTest.java b/tests/robotests/src/com/android/settings/fuelgauge/anomaly/checker/WakeupAlarmAnomalyDetectorTest.java
index 21b2e548f51..e7c26641e6c 100644
--- a/tests/robotests/src/com/android/settings/fuelgauge/anomaly/checker/WakeupAlarmAnomalyDetectorTest.java
+++ b/tests/robotests/src/com/android/settings/fuelgauge/anomaly/checker/WakeupAlarmAnomalyDetectorTest.java
@@ -59,9 +59,10 @@ public class WakeupAlarmAnomalyDetectorTest {
     private static final int ANOMALY_UID = 111;
     private static final int NORMAL_UID = 222;
     private static final int TARGET_UID = 333;
-    private static final long RUNNING_TIME_MS = 2 * DateUtils.HOUR_IN_MILLIS;
+    private static final long RUNNING_TIME_MS =
+            1 * DateUtils.HOUR_IN_MILLIS + 10 * DateUtils.MINUTE_IN_MILLIS;
     private static final int ANOMALY_WAKEUP_COUNT = 500;
-    private static final int NORMAL_WAKEUP_COUNT = 50;
+    private static final int NORMAL_WAKEUP_COUNT = 61;
     @Mock
     private BatteryStatsHelper mBatteryStatsHelper;
     @Mock