diff --git a/resource-overlay/common/Frameworks/res/values/config.xml b/resource-overlay/common/Frameworks/res/values/config.xml
index cf94ffc..e4c97f5 100644
--- a/resource-overlay/common/Frameworks/res/values/config.xml
+++ b/resource-overlay/common/Frameworks/res/values/config.xml
@@ -313,4 +313,7 @@
          * The device must be provisioned with HDCP keys (for protected content).
     -->
     <bool name="config_enableWifiDisplay">true</bool>
+
+    <!-- True if the device supports Sustained Performance Mode -->
+    <bool name="config_sustainedPerformanceModeSupported">true</bool>
 </resources>