diff --git a/ontology/saref.ttl b/ontology/saref.ttl
index b86b04ed59feb83bc15864f57d343d1493edfda9..22975ee495bdeb2ce0d40e054464bab67e00f346 100644
--- a/ontology/saref.ttl
+++ b/ontology/saref.ttl
@@ -222,6 +222,8 @@ saref:represents rdf:type owl:ObjectProperty ;
 
 ###  https://saref.etsi.org/hasDescription
 saref:hasDescription rdf:type owl:DatatypeProperty ;
+                     owl:deprecated "true"^^xsd:boolean ; 
+                     rdfs:comment "DEPRECATED: The use of rdfs:comment is recommended instead."@en ;
                      rdfs:comment "A relationship providing a description of an entity (e.g., device). The value is expected to be a string or a string with language tag."@en ;
                      rdfs:label "has description"@en .
 
@@ -399,10 +401,6 @@ saref:Device rdf:type owl:Class ;
                                owl:minQualifiedCardinality "1"^^xsd:nonNegativeInteger ;
                                owl:onClass saref:Function
                              ] ,
-                             [ rdf:type owl:Restriction ;
-                               owl:onProperty saref:hasDescription ;
-                               owl:maxCardinality "1"^^xsd:nonNegativeInteger
-                             ] ,
                              [ rdf:type owl:Restriction ;
                                owl:onProperty saref:hasManufacturer ;
                                owl:maxCardinality "1"^^xsd:nonNegativeInteger