diff --git a/ontology/saref.ttl b/ontology/saref.ttl
index 2169cac42716d293369eb181b8a2a2b70ddea86e..8a4a1623e1f33cb94dca726446edf59987d07736 100644
--- a/ontology/saref.ttl
+++ b/ontology/saref.ttl
@@ -770,7 +770,7 @@ saref:OffCommand rdf:type owl:Class ;
 ###  https://saref.etsi.org/OffState
 saref:OffState rdf:type owl:Class ;
                rdfs:subClassOf saref:OnOffState ;
-               rdfs:comment "The state of a device that is ON"@en ;
+               rdfs:comment "The state of a device that is Off"@en ;
                rdfs:label "Off state"@en .
 
 
@@ -806,7 +806,7 @@ saref:OnOffState rdf:type owl:Class ;
 ###  https://saref.etsi.org/OnState
 saref:OnState rdf:type owl:Class ;
               rdfs:subClassOf saref:OnOffState ;
-              rdfs:comment "The state of a device that is OFF "@en ;
+              rdfs:comment "The state of a device that is On"@en ;
               rdfs:label "On state"@en .