diff --git a/src/cco-modules/AgentOntology.ttl b/src/cco-modules/AgentOntology.ttl
index cf1f451..602e4c1 100644
--- a/src/cco-modules/AgentOntology.ttl
+++ b/src/cco-modules/AgentOntology.ttl
@@ -1003,6 +1003,7 @@ cco:ont00001977 rdf:type owl:ObjectProperty ;
 cco:ont00001978 rdf:type owl:ObjectProperty ;
                  rdfs:subPropertyOf obo:BFO_0000056 ;
                  rdfs:domain cco:ont00001017 ;
+                 rdfs:range cco:ont00000402 ;
                  rdfs:label "receives"@en ;
                  skos:definition "x receives y iff x is an instance of Agent and y is an instance of Act Of Communication, such that x is the recipient and decoder of the InformationContentEntity intended for communication in y."@en ;
                  cco:ont00001760 "https://www.commoncoreontologies.org/AgentOntology"^^xsd:anyURI .
@@ -1070,6 +1071,7 @@ cco:ont00001992 rdf:type owl:ObjectProperty ;
 cco:ont00001993 rdf:type owl:ObjectProperty ;
                  rdfs:subPropertyOf obo:BFO_0000056 ;
                  rdfs:domain cco:ont00001017 ;
+                 rdfs:range cco:ont00000402 ;
                  rdfs:label "sends"@en ;
                  skos:definition "x sends y iff x is an instance of Agent and y is an instance of Act Of Communication, such that x is the initiator and encoder of the InformationContentEntity intended for communication in y."@en ;
                  cco:ont00001760 "https://www.commoncoreontologies.org/AgentOntology"^^xsd:anyURI .