diff --git a/public/0.1/qualityAde.xsd b/public/0.1/qualityAde.xsd
index ddc744b60f47624b7e539e98ad6096274bb0d781..a610200aabb6f7d2c7c46ecb3cfe448ff8c941d6 100644
--- a/public/0.1/qualityAde.xsd
+++ b/public/0.1/qualityAde.xsd
@@ -13,10 +13,10 @@
 	<import namespace="http://www.opengis.net/citygml/generics/2.0"
 		schemaLocation="http://schemas.opengis.net/citygml/generics/2.0/generics.xsd" />
 	<import namespace="http://www.opengis.net/gml"
-		schemaLocation="http://schemas.opengis.net/gml/3.1.1/base/gml.xsd" />
+		schemaLocation="http://schemas.opengis.net/gml/2.1.2/gml.xsd" />
 
 	<element name="validationResults" type="qual:validationResultsType"
-		substitutionGroup="bldg:_GenericApplicationPropertyOfBuilding" />
+		substitutionGroup="core:_GenericApplicationPropertyOfCityObject" />
 
 	<simpleType name="result" final="restriction">
 		<annotation>