diff --git a/src/cco-modules/ExtendedRelationOntology.ttl b/src/cco-modules/ExtendedRelationOntology.ttl
index 36ccf1a..23db6a7 100644
--- a/src/cco-modules/ExtendedRelationOntology.ttl
+++ b/src/cco-modules/ExtendedRelationOntology.ttl
@@ -575,7 +575,7 @@ cco:ont00001947 rdf:type owl:ObjectProperty ;
 cco:ont00001949 rdf:type owl:ObjectProperty ;
                  rdfs:subPropertyOf obo:BFO_0000057 ;
                  rdfs:domain obo:BFO_0000015 ;
-                 rdfs:range obo:BFO_0000040 ;
+                 rdfs:range cco:ont00001017 ;
                  rdfs:label "has accessory"@en ;
                  skos:definition "x has_accessory y iff x is an instance of Process and y is an instance of Agent, such that y assists another agent in the commission of x, and y was not located at the location of x when x occurred, and y was not an agent_in x."@en ;
                  cco:ont00001754 "http://en.wikipedia.org/wiki/Accessory_(legal_term)" ;