diff --git a/androidApp/src/main/res/layout/activity_sources.xml b/androidApp/src/main/res/layout/activity_sources.xml
index d5dc234..6b8418c 100644
--- a/androidApp/src/main/res/layout/activity_sources.xml
+++ b/androidApp/src/main/res/layout/activity_sources.xml
@@ -24,7 +24,8 @@
android:layout_width="match_parent"
android:layout_height="match_parent"
android:scrollbars="vertical"
- app:layout_behavior="@string/appbar_scrolling_view_behavior">
+ app:layout_behavior="@string/appbar_scrolling_view_behavior"
+ tools:listitem="@layout/source_list_item">
+ tools:text="Source title" />
\ No newline at end of file