diff --git a/mdx/uk/check_uk_mdattr.xsl b/mdx/uk/check_uk_mdattr.xsl
index c7e4d913..b5709e1a 100644
--- a/mdx/uk/check_uk_mdattr.xsl
+++ b/mdx/uk/check_uk_mdattr.xsl
@@ -96,6 +96,7 @@
 	<xsl:template match="mdattr:EntityAttributes/saml:Attribute[@Name='http://macedir.org/entity-category-support']
 		/saml:AttributeValue
 		[. != 'http://refeds.org/category/research-and-scholarship']
+		[. != 'http://www.geant.net/uri/dataprotection-code-of-conduct/v1']
 		">
 		<xsl:call-template name="error">
 			<xsl:with-param name="m">