diff --git a/OEP-CSharp-SDK.mediawiki b/OEP-3/OEP-CSharp-SDK.mediawiki
similarity index 100%
rename from OEP-CSharp-SDK.mediawiki
rename to OEP-3/OEP-CSharp-SDK.mediawiki
diff --git a/README.mediawiki b/README.mediawiki
index b32c805..d3e495e 100644
--- a/README.mediawiki
+++ b/README.mediawiki
@@ -20,4 +20,10 @@ First review [[OEP-1.mediawiki|OEP-1]]. Then clone the repository and add your O
 | ontology Team
 | Meta
 | Active
+||-
+| [[OEP-2|2]]
+| Ontology DID enhancements
+| ontology Team & community
+| Meta
+| Active
 |}