--- Belnet/https%3A%2F%2Fopenskos.meertens.knaw.nl%2Fshibboleth.xml
+++ CLARIN IdP/https%3A%2F%2Fopenskos.meertens.knaw.nl%2Fshibboleth.xml
@@ -7,6 +7,9 @@
       </Attribute>
       <Attribute xmlns="urn:oasis:names:tc:SAML:2.0:assertion" Name="http://macedir.org/entity-category" NameFormat="urn:oasis:names:tc:SAML:2.0:attrname-format:uri">
         <AttributeValue>http://refeds.org/category/research-and-scholarship</AttributeValue>
+      </Attribute>
+      <Attribute xmlns="urn:oasis:names:tc:SAML:2.0:assertion" Name="http://macedir.org/entity-category" NameFormat="urn:oasis:names:tc:SAML:2.0:attrname-format:uri">
+        <AttributeValue>http://clarin.eu/category/clarin-member</AttributeValue>
       </Attribute>
     </EntityAttributes>
     <DigestMethod xmlns="urn:oasis:names:tc:SAML:metadata:algsupport" Algorithm="http://www.w3.org/2001/04/xmlenc#sha512"/>