diff --git a/public/FWEBuilding/v2.1/XSD/FWEBuilding.xsd b/public/FWEBuilding/v2.1/XSD/FWEBuilding.xsd
index e58623d393bd2cd4fcb4f7ec32014f9271433481..f88216b5a9d9ed358c2db242687619e5f4b0b5d9 100644
--- a/public/FWEBuilding/v2.1/XSD/FWEBuilding.xsd
+++ b/public/FWEBuilding/v2.1/XSD/FWEBuilding.xsd
@@ -11,7 +11,7 @@
     <complexContent>
       <extension base="gml:AbstractFeatureType">
         <sequence>
-          <element minOccurs="0" name="surveyYear" type="gml:PositiveIntegerPropertyType"/>
+          <element minOccurs="0" name="surveyYear" type="integer"/>
           <element maxOccurs="unbounded" minOccurs="0" name="surveyYearVersion" type="double"/>
           <element maxOccurs="unbounded" minOccurs="0" name="surveyDescription" type="string"/>
           <element minOccurs="0" name="population" type="integer"/>