diff --git a/plantStructC4.adoc b/plantStructC4.adoc
index d473ca1..3ea038e 100644
--- a/plantStructC4.adoc
+++ b/plantStructC4.adoc
@@ -20,7 +20,7 @@ image::images/simple-00.png[]
 *Additional References*
 
 http://www.plantuml.com/plantuml/uml/SyfFKj2rKt3CoKnELR1Io4ZDoSa70000
- <= Online PlantUML Server
+ <= Online PlantUML Server +
 https://plantuml.com/
  <= home page, PlantUML +
 https://crashedmind.github.io/PlantUMLHitchhikersGuide/