diff --git a/aw-design-diagram/onboarding.md b/aw-design-diagram/onboarding.md
index fe3ffe99f55e47489f581c8b478d74f7d218499e..571c18cf53529649be7aa40de532820b9f2b771a 100644
--- a/aw-design-diagram/onboarding.md
+++ b/aw-design-diagram/onboarding.md
@@ -17,4 +17,14 @@
          end
             g-db[(Database)]
         end
+
+        subgraph ayanworks[Ayanworks]
+        aAdmin((Admin))
+        aAdmin-->g-reg
+        a-ocm["OCM Services"]-- Request -->a-afj
+        a-afj-- callback -->a-ocm
+        a-ocm-->a-db[(Database)]
+        AISBL-- "Credential Issue v2" -->a-afj
+        a-TSA["Trust Service API"]
+        end
 ```