diff --git a/res/color-v31/surface.xml b/res/color-v31/surface.xml
deleted file mode 100644
index da4571a..0000000
--- a/res/color-v31/surface.xml
+++ /dev/null
@@ -1,24 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!--
-/*
-**
-** Copyright 2021, The Android Open Source Project
-**
-** Licensed under the Apache License, Version 2.0 (the "License");
-** you may not use this file except in compliance with the License.
-** You may obtain a copy of the License at
-**
-**     http://www.apache.org/licenses/LICENSE-2.0
-**
-** Unless required by applicable law or agreed to in writing, software
-** distributed under the License is distributed on an "AS IS" BASIS,
-** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-** See the License for the specific language governing permissions and
-** limitations under the License.
-*/
--->
-<selector
-    xmlns:android="http://schemas.android.com/apk/res/android">
-    <item android:color="?attr/materialColorSurfaceContainerHighest"/>
-</selector>
-
diff --git a/res/drawable/add_item_dialog_background.xml b/res/drawable/add_item_dialog_background.xml
index c3a8269..e279fa0 100644
--- a/res/drawable/add_item_dialog_background.xml
+++ b/res/drawable/add_item_dialog_background.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <shape xmlns:android="http://schemas.android.com/apk/res/android"
     android:shape="rectangle" >
-    <solid android:color="@color/surface" />
+    <solid android:color="@color/material_color_surface_container_highest" />
     <corners
         android:topLeftRadius="?android:attr/dialogCornerRadius"
         android:topRightRadius="?android:attr/dialogCornerRadius" />
diff --git a/res/drawable/button_top_rounded_bordered_ripple.xml b/res/drawable/button_top_rounded_bordered_ripple.xml
index f15a4a0..f5b6886 100644
--- a/res/drawable/button_top_rounded_bordered_ripple.xml
+++ b/res/drawable/button_top_rounded_bordered_ripple.xml
@@ -25,7 +25,7 @@
                     android:topRightRadius="12dp"
                     android:bottomLeftRadius="4dp"
                     android:bottomRightRadius="4dp"  />
-                <solid android:color="@color/surface"/>
+                <solid android:color="@color/material_color_surface_container_highest"/>
                 <stroke
                     android:width="2dp"
                     android:color="@color/button_bg"/>