diff --git a/overlay/OPlusFrameworksResTarget/res/values/config.xml b/overlay/OPlusFrameworksResTarget/res/values/config.xml
index 1181d65..09935a5 100644
--- a/overlay/OPlusFrameworksResTarget/res/values/config.xml
+++ b/overlay/OPlusFrameworksResTarget/res/values/config.xml
@@ -473,6 +473,12 @@
          -->
     <bool name="config_fillMainBuiltInDisplayCutout">true</bool>
 
+    <!-- The default peak refresh rate for a given device. Change this value if you want to prevent
+         the framework from using higher refresh rates, even if display modes with higher refresh
+         rates are available from hardware composer. Only has an effect if the value is
+         non-zero. -->
+    <integer name="config_defaultPeakRefreshRate">120</integer>
+
     <!-- The properties of a UDFPS sensor in pixels, in the order listed below: -->
     <integer-array name="config_udfps_sensor_props" translatable="false" >
         <item>720</item>  <!-- <item>sensorLocationX</item> -->