diff --git a/src/openapi/fiko/fiko-crud.yaml b/src/openapi/fiko/fiko-crud.yaml
index 4f8acee..176a739 100644
--- a/src/openapi/fiko/fiko-crud.yaml
+++ b/src/openapi/fiko/fiko-crud.yaml
@@ -3962,7 +3962,6 @@ components:
           type: string
           example: api.htm.nl/v2/account/12345/msgs/abc
       required:
-        - sourceMetadataId
         - incomingName
         - incomingEntity
         - outgoingName