diff --git a/ssn/rdf/sosa.ttl b/ssn/rdf/sosa.ttl
index 18997c980..a82830de2 100644
--- a/ssn/rdf/sosa.ttl
+++ b/ssn/rdf/sosa.ttl
@@ -205,13 +205,13 @@ sosa:hasValue
   skos:definition "The value of a Result"@en ;
   skos:example "23 or true"@en ;
 .
-sosa:hostedBy
+sosa:isHostedBy
   rdf:type owl:ObjectProperty ;
   schema:domainIncludes sosa:Actuator ;
   schema:domainIncludes sosa:Sensor ;
   schema:rangeIncludes sosa:Platform ;
   rdfs:comment "Relation between a Sensor or Actuator and the Platform that it is mounted on or hosted by."@en ;
-  rdfs:label "hosted by"@en ;
+  rdfs:label "is hosted by"@en ;
   owl:inverseOf sosa:hosts ;
   skos:definition "Relation between a Sensor or Actuator and the Platform that it is mounted on or hosted by."@en ;
 .
@@ -222,7 +222,7 @@ sosa:hosts
   schema:rangeIncludes sosa:Sensor ;
   rdfs:comment "Relation between a Platform and a Sensor or Actuator hosted or mounted on it."@en ;
   rdfs:label "hosts"@en ;
-  owl:inverseOf sosa:hostedBy ;
+  owl:inverseOf sosa:isHostedBy ;
   skos:definition "Relation between a Platform and a Sensor or Actuator hosted or mounted on it."@en ;
 .
 sosa:madeByActuator