diff --git a/overlay/common/frameworks/base/core/res/res/values/colors.xml b/overlay/common/frameworks/base/core/res/res/values/colors.xml
index 3a75afbb..7ed56943 100644
--- a/overlay/common/frameworks/base/core/res/res/values/colors.xml
+++ b/overlay/common/frameworks/base/core/res/res/values/colors.xml
@@ -14,13 +14,4 @@
     <color name="battery_saver_mode_color">#fff4511e</color>
     <!-- deep orange 600 -->
 
-    <!-- ? -->
-    <color name="material_color_900">#ff212121</color>
-    <color name="material_color_850">#ff303030</color>
-    <color name="material_color_800">#ff424242</color>
-    <color name="material_color_600">#ff757575</color>
-    <color name="material_color_300">#ffe0e0e0</color>
-    <color name="material_color_100">#fff5f5f5</color>
-    <color name="material_color_50">#fffafafa</color>
-
-</resources>
\ No newline at end of file
+</resources>