diff --git a/tests/robotests/src/com/android/settings/fuelgauge/batteryusage/BatteryChartPreferenceControllerTest.java b/tests/robotests/src/com/android/settings/fuelgauge/batteryusage/BatteryChartPreferenceControllerTest.java
index 9cebd1958ff..e1c193cf004 100644
--- a/tests/robotests/src/com/android/settings/fuelgauge/batteryusage/BatteryChartPreferenceControllerTest.java
+++ b/tests/robotests/src/com/android/settings/fuelgauge/batteryusage/BatteryChartPreferenceControllerTest.java
@@ -332,7 +332,7 @@ public final class BatteryChartPreferenceControllerTest {
         mBatteryChartPreferenceController.mHourlyChartIndex = 2;
 
         assertThat(mBatteryChartPreferenceController.getSlotInformation()).isEqualTo(
-                "10 AM - 12 PM");
+                "10 AM - 12 PM");
     }
 
     @Test
@@ -342,7 +342,7 @@ public final class BatteryChartPreferenceControllerTest {
         mBatteryChartPreferenceController.mHourlyChartIndex = 8;
 
         assertThat(mBatteryChartPreferenceController.getSlotInformation()).isEqualTo(
-                "Sunday 4 PM - 6 PM");
+                "Sunday 4 PM - 6 PM");
     }
 
     @Test
@@ -352,7 +352,7 @@ public final class BatteryChartPreferenceControllerTest {
         mBatteryChartPreferenceController.mHourlyChartIndex = 0;
 
         assertThat(mBatteryChartPreferenceController.getSlotInformation()).isEqualTo(
-                "7:01 AM - 8 AM");
+                "7:01 AM - 8 AM");
     }
 
     @Test
@@ -362,7 +362,7 @@ public final class BatteryChartPreferenceControllerTest {
         mBatteryChartPreferenceController.mHourlyChartIndex = 3;
 
         assertThat(mBatteryChartPreferenceController.getSlotInformation()).isEqualTo(
-                "12 PM - now");
+                "12 PM - now");
     }
 
     @Test
@@ -372,7 +372,7 @@ public final class BatteryChartPreferenceControllerTest {
         mBatteryChartPreferenceController.mHourlyChartIndex = 0;
 
         assertThat(mBatteryChartPreferenceController.getSlotInformation()).isEqualTo(
-                "7:01 AM - now");
+                "7:01 AM - now");
     }
 
     @Test