diff --git a/docs/CAOS_1.8-prod.wsdl b/docs/CAOS_1.8-prod.wsdl
index 5ff9feffd74e7ed9fa0e0b5770b2882449300ec0..d876546a117c9ecbae0faac246517e315bce12ee 100644
--- a/docs/CAOS_1.8-prod.wsdl
+++ b/docs/CAOS_1.8-prod.wsdl
@@ -1078,8 +1078,6 @@ request, the academicObjectQuery will be executed and the personQueries ignored.
 					<xs:element ref="studentGroupsQuery"/>
 				</xs:choice>
 				<xs:element minOccurs="0" name="studentDataOptions" type="studentDataOptions"/>
-        <xs:element minOccurs="0" name="studentDataOptions" type="studentDataOptions"/>
-				<xs:element minOccurs="0" name="studentDataOptions" type="studentDataOptions"/>
 			</xs:sequence>
 		</xs:complexType>
 	</xs:element>