diff --git a/res/values/strings.xml b/res/values/strings.xml
index 28055ab297a..c578fd503e6 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -6438,8 +6438,12 @@
 
     <!-- [CHAR_LIMIT=NONE] Battery usage main screen chart graph hint -->
     <string name="battery_usage_chart_graph_hint">Battery level for past 24 hr</string>
+    <!-- [CHAR_LIMIT=NONE] Battery app usage section header since last full charge -->
+    <string name="battery_app_usage">App usage since last full charge</string>
     <!-- [CHAR_LIMIT=NONE] Battery app usage section header for past 24 hour -->
     <string name="battery_app_usage_for_past_24">App usage for past 24 hr</string>
+    <!-- [CHAR_LIMIT=NONE] Battery system usage section header since last full charge -->
+    <string name="battery_system_usage">System usage since last full charge</string>
     <!-- [CHAR_LIMIT=NONE] Battery system usage section header for past 24 hour -->
     <string name="battery_system_usage_for_past_24">System usage for past 24 hr</string>
     <!-- [CHAR_LIMIT=NONE] Battery system usage section header -->
diff --git a/src/com/android/settings/fuelgauge/batteryusage/BatteryChartPreferenceControllerV2.java b/src/com/android/settings/fuelgauge/batteryusage/BatteryChartPreferenceControllerV2.java
index 45d145ab0de..2be6204f4f8 100644
--- a/src/com/android/settings/fuelgauge/batteryusage/BatteryChartPreferenceControllerV2.java
+++ b/src/com/android/settings/fuelgauge/batteryusage/BatteryChartPreferenceControllerV2.java
@@ -200,8 +200,7 @@ public class BatteryChartPreferenceControllerV2 extends AbstractPreferenceContro
         mPrefContext = screen.getContext();
         mAppListPrefGroup = screen.findPreference(mPreferenceKey);
         mAppListPrefGroup.setOrderingAsAdded(false);
-        mAppListPrefGroup.setTitle(
-                mPrefContext.getString(R.string.battery_app_usage_for_past_24));
+        mAppListPrefGroup.setTitle(mPrefContext.getString(R.string.battery_app_usage));
         mFooterPreference = screen.findPreference(KEY_FOOTER_PREF);
         // Removes footer first until usage data is loaded to avoid flashing.
         if (mFooterPreference != null) {
@@ -498,8 +497,8 @@ public class BatteryChartPreferenceControllerV2 extends AbstractPreferenceContro
         // Null means we show all information without a specific time slot.
         if (slotInformation == null) {
             return isApp
-                    ? mPrefContext.getString(R.string.battery_app_usage_for_past_24)
-                    : mPrefContext.getString(R.string.battery_system_usage_for_past_24);
+                    ? mPrefContext.getString(R.string.battery_app_usage)
+                    : mPrefContext.getString(R.string.battery_system_usage);
         } else {
             return isApp
                     ? mPrefContext.getString(R.string.battery_app_usage_for, slotInformation)
diff --git a/tests/robotests/src/com/android/settings/fuelgauge/batteryusage/BatteryChartPreferenceControllerV2Test.java b/tests/robotests/src/com/android/settings/fuelgauge/batteryusage/BatteryChartPreferenceControllerV2Test.java
index 16e04599c43..f78653c523f 100644
--- a/tests/robotests/src/com/android/settings/fuelgauge/batteryusage/BatteryChartPreferenceControllerV2Test.java
+++ b/tests/robotests/src/com/android/settings/fuelgauge/batteryusage/BatteryChartPreferenceControllerV2Test.java
@@ -533,13 +533,13 @@ public final class BatteryChartPreferenceControllerV2Test {
         verify(mBatteryChartPreferenceController.mAppListPrefGroup)
                 .setTitle(captor.capture());
         assertThat(captor.getValue())
-                .isEqualTo("App usage for past 24 hr");
+                .isEqualTo("App usage since last full charge");
         // Verifies the title in the expandable divider.
         captor = ArgumentCaptor.forClass(String.class);
         verify(mBatteryChartPreferenceController.mExpandDividerPreference)
                 .setTitle(captor.capture());
         assertThat(captor.getValue())
-                .isEqualTo("System usage for past 24 hr");
+                .isEqualTo("System usage since last full charge");
     }
 
     @Test