diff --git a/src/com/android/settings/fuelgauge/BatteryUtils.java b/src/com/android/settings/fuelgauge/BatteryUtils.java
index 2b798557767..3c493b9eb65 100644
--- a/src/com/android/settings/fuelgauge/BatteryUtils.java
+++ b/src/com/android/settings/fuelgauge/BatteryUtils.java
@@ -397,7 +397,7 @@ public class BatteryUtils {
 
     public void setForceAppStandby(int uid, String packageName,
             int mode) {
-        final boolean isPreOApp = isLegacyApp(packageName);
+        final boolean isPreOApp = isPreOApp(packageName);
         if (isPreOApp) {
             // Control whether app could run in the background if it is pre O app
             mAppOpsManager.setMode(AppOpsManager.OP_RUN_IN_BACKGROUND, uid, packageName, mode);
@@ -483,7 +483,7 @@ public class BatteryUtils {
         return 0;
     }
 
-    public boolean isLegacyApp(final String packageName) {
+    public boolean isPreOApp(final String packageName) {
         try {
             ApplicationInfo info = mPackageManager.getApplicationInfo(packageName,
                     PackageManager.GET_META_DATA);
diff --git a/src/com/android/settings/fuelgauge/batterytip/AnomalyDetectionJobService.java b/src/com/android/settings/fuelgauge/batterytip/AnomalyDetectionJobService.java
index 5d0e71d150d..c2af02a0ec9 100644
--- a/src/com/android/settings/fuelgauge/batterytip/AnomalyDetectionJobService.java
+++ b/src/com/android/settings/fuelgauge/batterytip/AnomalyDetectionJobService.java
@@ -127,7 +127,7 @@ public class AnomalyDetectionJobService extends JobService {
                     && !isSystemUid(uid)) {
                 if (anomalyType == StatsManagerConfig.AnomalyType.EXCESSIVE_BG) {
                     // TODO(b/72385333): check battery percentage draining in batterystats
-                    if (batteryUtils.isLegacyApp(packageName) && batteryUtils.isAppHeavilyUsed(
+                    if (batteryUtils.isPreOApp(packageName) && batteryUtils.isAppHeavilyUsed(
                             batteryStatsHelper, userManager, uid,
                             policy.excessiveBgDrainPercentage)) {
                         Log.e(TAG, "Excessive detected uid=" + uid);
diff --git a/tests/robotests/src/com/android/settings/fuelgauge/BatteryUtilsTest.java b/tests/robotests/src/com/android/settings/fuelgauge/BatteryUtilsTest.java
index 6518b8e89e0..8b1076d8634 100644
--- a/tests/robotests/src/com/android/settings/fuelgauge/BatteryUtilsTest.java
+++ b/tests/robotests/src/com/android/settings/fuelgauge/BatteryUtilsTest.java
@@ -516,12 +516,12 @@ public class BatteryUtilsTest {
 
     @Test
     public void testIsLegacyApp_SdkLowerThanO_ReturnTrue() {
-        assertThat(mBatteryUtils.isLegacyApp(LOW_SDK_PACKAGE)).isTrue();
+        assertThat(mBatteryUtils.isPreOApp(LOW_SDK_PACKAGE)).isTrue();
     }
 
     @Test
     public void testIsLegacyApp_SdkLargerOrEqualThanO_ReturnFalse() {
-        assertThat(mBatteryUtils.isLegacyApp(HIGH_SDK_PACKAGE)).isFalse();
+        assertThat(mBatteryUtils.isPreOApp(HIGH_SDK_PACKAGE)).isFalse();
     }
 
     @Test