diff --git a/ontology/saref4wear.ttl b/ontology/saref4wear.ttl
index d7a0601312e8cc1346898263d73830c02c26e574..cdb402c1b47d9685367a8e7bf94c8a980409f820 100644
--- a/ontology/saref4wear.ttl
+++ b/ontology/saref4wear.ttl
@@ -362,10 +362,10 @@ s4wear:hasDataTransmissionRate rdf:type owl:DatatypeProperty ;
                                rdfs:range xsd:double .
 
 
-###  https://saref.etsi.org/saref4wear/hasDeep
-s4wear:hasDeep rdf:type owl:DatatypeProperty ;
-               rdfs:domain s4wear:Wearable ;
-               rdfs:range xsd:double .
+###  https://saref.etsi.org/saref4wear/hasDepth
+s4wear:hasDepth rdf:type owl:DatatypeProperty ;
+                rdfs:domain s4wear:Wearable ;
+                rdfs:range xsd:double .
 
 
 ###  https://saref.etsi.org/saref4wear/hasHeight