diff --git a/News-Android-App/src/main/res/layout/fragment_newsreader_detail.xml b/News-Android-App/src/main/res/layout/fragment_newsreader_detail.xml
index 617952cc..380306f5 100644
--- a/News-Android-App/src/main/res/layout/fragment_newsreader_detail.xml
+++ b/News-Android-App/src/main/res/layout/fragment_newsreader_detail.xml
@@ -14,7 +14,8 @@
             style="?android:attr/textAppearanceLarge"
             android:layout_width="match_parent"
             android:layout_height="match_parent"
-            android:scrollbars="vertical" />
+            android:scrollbars="vertical"
+            tools:listitem="@layout/subscription_detail_list_item_thumbnail"/>
 
     </androidx.swiperefreshlayout.widget.SwipeRefreshLayout>