diff --git a/master.asciidoc b/master.asciidoc
index 34f4e23..a6eeab5 100644
--- a/master.asciidoc
+++ b/master.asciidoc
@@ -41,6 +41,8 @@ include::shop-floor.wiki/master-devonfw-shop-floor[leveloffset=1]
 
 include::architecture-guidelines.wiki/master-architecture-guidelines[leveloffset=1]
 
+include::architecture-guidelines.wiki/architecture_hexgagonal/index[leveloffset=1]
+
 = CI/CD
 There are different CICD tools:
 [.internal]