diff --git a/examples/UC3-ECG.ttl b/examples/UC3-ECG.ttl
index 4885d79a5c5cf661ebad768dbdd84fc4f8d44da3..fe77d1bb3698d2bfb1277a49d4bf0a4c4d4c3012 100644
--- a/examples/UC3-ECG.ttl
+++ b/examples/UC3-ECG.ttl
@@ -3,7 +3,7 @@
 @prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
 @prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
 @prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
-@prefix saref: <https://saref.etsi.org/core/v3.1.1/> .
+@prefix saref: <https://saref.etsi.org/saref/core/> .
 @prefix s4ehaw: <https://saref.etsi.org/saref4ehaw/> .
 @prefix s4envi: <https://saref.etsi.org/saref4envi/> .
 @prefix s4wear: <https://saref.etsi.org/saref4wear/> .