diff --git a/specification/README.md b/specification/README.md
index d1bfc3392008e3462d17021437a6b7dfe66be607..6baa0cbe039432c1c00b8b8ff15bbabb3b56fb96 100644
--- a/specification/README.md
+++ b/specification/README.md
@@ -19,7 +19,7 @@ The conclusion from this experience
 ## Version 2
 With [Version 2](specification/version2/domain_ISA2.md) we hope to have found a way that we are satisfied with in the long term, that is expandable and flexible an interoperable with a lot of systems. We also provide new so called ['Linked Open Data'](https://lod-cloud.net/) and are sure to have found a way that will become more and more popular.
 
-### Karte von Morgen Adapter
+# Karte von Morgen Adapter
 To fullfill the requirements we decide to use [rdf4j](https://rdf4j.org). They provide a nice workbench and a powerfull server to manage Repositories (Triple Stores), SPARQL Endpoints, SPQRQL Proxy Repository and federated Repositories.
 
 The instance of our prototype can be found here https://rdf.dev.osalliance.com/rdf4j-workbench