diff --git a/compatibility_matrices/compatibility_matrix.current.xml b/compatibility_matrices/compatibility_matrix.current.xml
index a9ea188..d0a6601 100644
--- a/compatibility_matrices/compatibility_matrix.current.xml
+++ b/compatibility_matrices/compatibility_matrix.current.xml
@@ -336,7 +336,7 @@
             <instance>default</instance>
         </interface>
     </hal>
-    <hal format="aidl" optional="true">
+    <hal format="aidl" optional="false">
         <name>android.hardware.power</name>
         <interface>
             <name>IPower</name>
diff --git a/health/2.0/default/Health.cpp b/health/2.0/default/Health.cpp
index 4225fd8..65eada8 100644
--- a/health/2.0/default/Health.cpp
+++ b/health/2.0/default/Health.cpp
@@ -156,7 +156,7 @@
     const HealthInfo_1_0& health_info = battery_monitor_->getHealthInfo_1_0();
     struct BatteryProperties props;
     convertFromHealthInfo(health_info, &props);
-    bool log = healthd_board_battery_update(&props);
+    bool log = (healthd_board_battery_update(&props) == 0);
     if (log) {
         battery_monitor_->logValues();
     }