diff --git a/dnet-ariadneplus/src/main/resources/eu/dnetlib/ariadneplus/index/ariadneplusLayoutToRecordStylesheet.xsl b/dnet-ariadneplus/src/main/resources/eu/dnetlib/ariadneplus/index/ariadneplusLayoutToRecordStylesheet.xsl
index 8408660..d87b5a6 100644
--- a/dnet-ariadneplus/src/main/resources/eu/dnetlib/ariadneplus/index/ariadneplusLayoutToRecordStylesheet.xsl
+++ b/dnet-ariadneplus/src/main/resources/eu/dnetlib/ariadneplus/index/ariadneplusLayoutToRecordStylesheet.xsl
@@ -21,8 +21,8 @@
 			xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
 			xmlns:rdfs="http://www.w3.org/2000/01/rdf-schema#"
 			xmlns:foaf="http://xmlns.com/foaf/0.1/"
-			xmlns:crmpe="http://parthenos.d4science.org/CRMext/CRMpe.rdfs/"
-			exclude-result-prefixes="dc crm rdf rdfs foaf crmpe">
+			xmlns:aocat="https://www.ariadne-infrastructure.eu/resource/ao/cat/1.0/"
+			exclude-result-prefixes="dc crm rdf rdfs foaf aocat">
 
 			<nxsl:output version="1.0" omit-xml-declaration="yes" method="xml" encoding="UTF8" />