diff --git a/app/src/main/res/values/themes.xml b/app/src/main/res/values/themes.xml
index 8282c4aa6..ab9d61ca5 100644
--- a/app/src/main/res/values/themes.xml
+++ b/app/src/main/res/values/themes.xml
@@ -151,6 +151,7 @@
         <item name="colorPrimaryDark">@color/readerColorDarkPrimary</item>
         <item name="colorSurface">@android:color/black</item>
 
+        <item name="android:colorBackground">@android:color/black</item>
         <item name="android:statusBarColor">?attr/colorPrimaryDark</item>
         <item name="android:navigationBarColor">?attr/colorPrimaryDark</item>
     </style>
@@ -160,6 +161,7 @@
         <item name="colorPrimaryDark">@color/readerColorDarkPrimary</item>
         <item name="colorSurface">@android:color/white</item>
 
+        <item name="android:colorBackground">@android:color/white</item>
         <item name="android:statusBarColor">?attr/colorPrimaryDark</item>
         <item name="android:navigationBarColor">?attr/colorPrimaryDark</item>
     </style>