diff --git a/etc/vocabulary/scaffolding.ttl b/etc/vocabulary/scaffolding.ttl
index 478ad18ad..48349c549 100644
--- a/etc/vocabulary/scaffolding.ttl
+++ b/etc/vocabulary/scaffolding.ttl
@@ -1,7 +1,7 @@
 @prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
 @prefix owl: <http://www.w3.org/2002/07/owl#> .
 @prefix fibo-skos: <https://spec.edmcouncil.org/fibo/vocabulary/> .
-@prefix skos: <http://www.w3.org/2004/02/skos/core#>
+@prefix skos: <http://www.w3.org/2004/02/skos/core#> .