diff --git a/overlay/frameworks/base/core/res/res/values/config.xml b/overlay/frameworks/base/core/res/res/values/config.xml
index 9d200f0..366a4e9 100644
--- a/overlay/frameworks/base/core/res/res/values/config.xml
+++ b/overlay/frameworks/base/core/res/res/values/config.xml
@@ -44,10 +44,10 @@
 
          Must be overridden in platform specific overlays -->
     <integer-array name="config_autoBrightnessLevels">
-        <item>10</item>
-        <item>100</item>
+        <item>200</item>
+        <item>400</item>
         <item>1000</item>
-        <item>10000</item>
+        <item>3000</item>
     </integer-array>
 
     <!-- Array of output values for LCD backlight corresponding to the LUX values
@@ -55,10 +55,10 @@
          than the size of the config_autoBrightnessLevels array.
     -->
     <integer-array name="config_autoBrightnessLcdBacklightValues">
-        <item>20</item>
-        <item>20</item>
-        <item>50</item>
-        <item>100</item>
+        <item>25</item>
+        <item>40</item>
+        <item>55</item>
+        <item>70</item>
         <item>255</item>
     </integer-array>
 
@@ -67,8 +67,8 @@
          than the size of the config_autoBrightnessLevels array.
     -->
     <integer-array name="config_autoBrightnessButtonBacklightValues">
-        <item>0</item>
-        <item>0</item>
+        <item>255</item>
+        <item>255</item>
         <item>0</item>
         <item>0</item>
         <item>0</item>