diff --git a/res/layout/preference_widget_radiobutton.xml b/res/layout/preference_widget_radiobutton.xml
index b3ec43d..b35e644 100644
--- a/res/layout/preference_widget_radiobutton.xml
+++ b/res/layout/preference_widget_radiobutton.xml
@@ -21,5 +21,6 @@
     android:layout_width="wrap_content"
     android:layout_height="wrap_content"
     android:layout_gravity="center"
+    android:background="@null"
     android:focusable="false"
     android:clickable="false" />