diff --git a/spec/receiver_topo_stream.api.yaml b/spec/receiver_topo_stream.api.yaml
index f1fba91..8ee8ade 100644
--- a/spec/receiver_topo_stream.api.yaml
+++ b/spec/receiver_topo_stream.api.yaml
@@ -43,8 +43,6 @@ components:
           type: string
         type_name:
           type: string
-        type_identifier:
-          type: string
         resource_definition:
           type: object
         status_data: