diff --git a/core/res/res/values/config.xml b/core/res/res/values/config.xml
index 0643c871e5d3..4f17bde9680a 100644
--- a/core/res/res/values/config.xml
+++ b/core/res/res/values/config.xml
@@ -611,7 +611,7 @@
 
     <!-- Minimum screen brightness setting allowed by the power manager.
          The user is forbidden from setting the brightness below this level. -->
-    <integer name="config_screenBrightnessSettingMinimum">10</integer>
+    <integer name="config_screenBrightnessSettingMinimum">0</integer>
 
     <!-- Maximum screen brightness allowed by the power manager.
          The user is forbidden from setting the brightness above this level. -->
@@ -624,7 +624,7 @@
     <!-- Screen brightness used to dim the screen when the user activity
          timeout expires.  May be less than the minimum allowed brightness setting
          that can be set by the user. -->
-    <integer name="config_screenBrightnessDim">10</integer>
+    <integer name="config_screenBrightnessDim">0</integer>
 
     <!-- Array of output values for LCD backlight corresponding to the LUX values
          in the config_autoBrightnessLevels array.  This array should have size one greater