diff --git a/src/cco-modules/InformationEntityOntology.ttl b/src/cco-modules/InformationEntityOntology.ttl
index a7ba508..78fb232 100644
--- a/src/cco-modules/InformationEntityOntology.ttl
+++ b/src/cco-modules/InformationEntityOntology.ttl
@@ -281,9 +281,10 @@ cco:ont00001919 rdf:type owl:ObjectProperty ;
 cco:ont00001920 rdf:type owl:ObjectProperty ;
                  rdfs:subPropertyOf cco:ont00001801 ;
                  owl:inverseOf cco:ont00001942 ;
+                 rdfs:domain obo:BFO_0000001 ;
                  rdfs:range cco:ont00000965 ;
                  rdfs:label "prescribed by"@en ;
-                 skos:definition "x prescribed_by y iff y is an instance of Information Content Entity and x is an instance of Entity, such that y serves as a rule or guide for x if x is an Occurrent, or y serves as a model for x if x is a Continuant."@en ;
+                 skos:definition "x prescribed_by y iff y is an instance of Directive Information Content Entity and x is an instance of Entity and y prescribes x."@en ;
                  cco:ont00001760 "https://www.commoncoreontologies.org/InformationEntityOntology"^^xsd:anyURI .