BayernMessenger/vector/src/main/res/values-v23/theme_black.xml

<?xml version="1.0" encoding="utf-8"?>
<resources>

    <style name="AppTheme.Black.v23" parent="AppTheme.Black.v21">
        <item name="android:windowLightStatusBar">false</item>
    </style>

    <style name="AppTheme.Black" parent="AppTheme.Black.v23"/>

</resources>