diff --git a/docs/CAOS_1.8-prod.wsdl b/docs/CAOS_1.8-prod.wsdl
index 5cc27fa5513b583e982e0a6c133ea51c513dc3a5..5ff9feffd74e7ed9fa0e0b5770b2882449300ec0 100644
--- a/docs/CAOS_1.8-prod.wsdl
+++ b/docs/CAOS_1.8-prod.wsdl
@@ -1563,7 +1563,9 @@ Complex type used in student operations to specify which elements should be incl
 		</xs:documentation>
 		</xs:annotation>
 		<xs:sequence>
-			<xs:element maxOccurs="unbounded" minOccurs="3" name="option" type="studentDataOptionType"/>
+			<xs:element maxOccurs="unbounded" minOccurs="1" name="option" type="studentDataOptionType"/>
+      <xs:element maxOccurs="unbounded" minOccurs="1" name="option" type="studentDataOptionType"/>
+      <xs:element maxOccurs="unbounded" minOccurs="1" name="option" type="studentDataOptionType"/>
 		</xs:sequence>
 	</xs:complexType>