diff --git a/akita/overlay/frameworks/base/core/res/res/values/config.xml b/akita/overlay/frameworks/base/core/res/res/values/config.xml
index 4f797bb..e24ba4d 100644
--- a/akita/overlay/frameworks/base/core/res/res/values/config.xml
+++ b/akita/overlay/frameworks/base/core/res/res/values/config.xml
@@ -242,4 +242,8 @@
 
     <!-- Type of the udfps long press sensor. Empty if long press is not supported. -->
     <string name="config_dozeUdfpsLongPressSensorType" translatable="false">com.google.sensor.long_press</string>
+
+    <!-- The maximum range of gamma adjustment possible using the screen
+         auto-brightness adjustment setting. -->
+    <fraction name="config_autoBrightnessAdjustmentMaxGamma">105%</fraction>
 </resources>