diff --git a/overlay/FrameworksResCommon/res/values/config.xml b/overlay/FrameworksResCommon/res/values/config.xml
index 92cd0ef..30f9129 100644
--- a/overlay/FrameworksResCommon/res/values/config.xml
+++ b/overlay/FrameworksResCommon/res/values/config.xml
@@ -408,4 +408,7 @@
     <!-- Whether the new Auto Selection Network UI should be shown -->
     <bool name="config_enableNewAutoSelectNetworkUI">true</bool>
 
+    <!-- If this is true, device supports Sustained Performance Mode. -->
+    <bool name="config_sustainedPerformanceModeSupported">true</bool>
+
 </resources>