diff --git a/overlay/frameworks/base/core/res/res/values/config.xml b/overlay/frameworks/base/core/res/res/values/config.xml
index 9ab6ef9..2cf53e6 100644
--- a/overlay/frameworks/base/core/res/res/values/config.xml
+++ b/overlay/frameworks/base/core/res/res/values/config.xml
@@ -29,14 +29,18 @@
          Zone N + 1     array[N] <= LUX < infinity
          Must be overridden in platform specific overlays -->
     <integer-array name="config_autoBrightnessLevels">
-        <item>9</item>
-        <item>30</item>
+        <item>2</item>
+        <item>7</item>
+        <item>15</item>
+        <item>50</item>
         <item>100</item>
-        <item>325</item>
-        <item>1250</item>
-        <item>3500</item>
+        <item>200</item>
+        <item>400</item>
+        <item>1000</item>
+        <item>2000</item>
+        <item>3000</item>
+        <item>5000</item>
         <item>10000</item>
-        <item>20000</item>
     </integer-array>
 
     <!-- Array of output values for LCD backlight corresponding to the LUX values
@@ -44,15 +48,19 @@
          than the size of the config_autoBrightnessLevels array.
          This must be overridden in platform specific overlays -->
     <integer-array name="config_autoBrightnessLcdBacklightValues">
-        <!--     9 --> <item>18</item>
-        <!--    30 --> <item>30</item>
-        <!--   100 --> <item>59</item>
-        <!--   325 --> <item>74</item>
-        <!--  1250 --> <item>92</item>
-        <!--  3500 --> <item>118</item>
-        <!-- 10000 --> <item>155</item>
-        <!-- 20000 --> <item>222</item>
-                       <item>255</item>
+        <item>12</item>   <!-- 0-2 -->
+        <item>22</item>   <!-- 3-7 -->
+        <item>32</item>   <!-- 5-15 -->
+        <item>42</item>   <!-- 15-50 -->
+        <item>52</item>   <!-- 50-100 -->
+        <item>62</item>   <!-- 100-200 -->
+        <item>72</item>   <!-- 200-400 -->
+        <item>82</item>   <!-- 400-1000 -->
+        <item>96</item>   <!-- 1000-2000 -->
+        <item>134</item>  <!-- 2000-3000 -->
+        <item>178</item>  <!-- 3000-5000 -->
+        <item>225</item>  <!-- 5000-10000 -->
+        <item>255</item>  <!-- 10000+ -->
     </integer-array>
 
     <!-- Screen brightness used to dim the screen when the user activity