diff --git a/comet/overlay/frameworks/base/core/res/res/values/config.xml b/comet/overlay/frameworks/base/core/res/res/values/config.xml
index a34148b..c2cf6be 100644
--- a/comet/overlay/frameworks/base/core/res/res/values/config.xml
+++ b/comet/overlay/frameworks/base/core/res/res/values/config.xml
@@ -299,10 +299,6 @@
          off rounded corners logic in LetterboxUiController. Values are in pixel. -->
     <integer name="config_letterboxActivityCornersRadius">64</integer>
 
-    <!-- Whether we should persist the brightness value in nits for the default display even if
-         the underlying display device changes. -->
-    <bool name="config_persistBrightnessNitsForDefaultDisplay">true</bool>
-
     <!-- The width in dp to use to detect vertical thin letterboxing.
          If W is the available width and w is the letterbox width, an app
          is thin letterboxed if the value here is < (W - w) / 2