diff --git a/dnet-ariadneplus-graphdb-publisher/src/main/resources/query.txt b/dnet-ariadneplus-graphdb-publisher/src/main/resources/query.txt
index 6e0d5dc..fd1b681 100644
--- a/dnet-ariadneplus-graphdb-publisher/src/main/resources/query.txt
+++ b/dnet-ariadneplus-graphdb-publisher/src/main/resources/query.txt
@@ -64,11 +64,8 @@ from  <https://ariadne-infrastructure.eu/api_________::ariadne_plus::ads::271>
 
 where { 	
     	?record	aocat:has_language / skos:prefLabel ?language .
+    	?record	aocat:has_original_id ?originalId .
         optional {
-            {
-            ?record	aocat:has_original_id ?originalId .
-            }
-            union 
         	{
             ?record aocat:has_native_subject ?nativeSubject .
             ?nativeSubject skos:prefLabel ?nativeSubjectPrefLabel .