diff --git a/src/organisation/router.py b/src/organisation/router.py
index 4be0bb1..65d2d71 100644
--- a/src/organisation/router.py
+++ b/src/organisation/router.py
@@ -337,6 +337,8 @@ async def update_contact(db: db_dependency, org_model: org_model_root_claim_body
 		if hasattr(contact_model, key):
 			setattr(contact_model, key, value)
 		else:
+			if key == "contact_type" or key == "organisation_id":
+				continue
 			raise UnprocessableContentException("Invalid keys in update request")
 	db.flush()