diff --git a/plugins/whiteboard/whiteboard_widget.ui b/plugins/whiteboard/whiteboard_widget.ui
index 403e2dfbc..8ec4685cc 100644
--- a/plugins/whiteboard/whiteboard_widget.ui
+++ b/plugins/whiteboard/whiteboard_widget.ui
@@ -4,6 +4,7 @@
   <!-- interface-naming-policy project-wide -->
   <object class="GtkHBox" id="whiteboard_hbox">
     <property name="visible">True</property>
+    <property name="border_width">3</property>
     <property name="spacing">6</property>
     <child>
       <placeholder/>