diff --git a/Vivo/Y31/res/values/configs.xml b/Vivo/Y31/res/values/configs.xml
index 18e144c..6f1bd8d 100644
--- a/Vivo/Y31/res/values/configs.xml
+++ b/Vivo/Y31/res/values/configs.xml
@@ -37,7 +37,7 @@
     <item>8000</item>
     <item>10000</item>
   </integer-array>
-  <integer name="config_screenBrightnessSettingDefault">102</integer>
+  <integer name="config_screenBrightnessSettingDefault">100</integer>
   <integer name="config_screenBrightnessSettingMaximum">255</integer>
   <integer name="config_screenBrightnessSettingMinimum">10</integer>
   <integer name="config_autoBrightnessBrighteningLightDebounce">1000</integer>