diff --git a/tests/php-unit-tests/unitary-tests/setup/iTopDesignFormat/Convert-samples/3.1_to_3.0.expected.xml b/tests/php-unit-tests/unitary-tests/setup/iTopDesignFormat/Convert-samples/3.1_to_3.0.expected.xml
index 9a1d9376e..382302bd2 100644
--- a/tests/php-unit-tests/unitary-tests/setup/iTopDesignFormat/Convert-samples/3.1_to_3.0.expected.xml
+++ b/tests/php-unit-tests/unitary-tests/setup/iTopDesignFormat/Convert-samples/3.1_to_3.0.expected.xml
@@ -50,14 +50,12 @@
     </class>
     <class id="ClassWithAttributeLinkedSetDisplayStyle">
       <fields>
-        <field id="status" xsi:type="AttributeLinkedSet">
-        </field>
+        <field id="status" xsi:type="AttributeLinkedSet"/>
       </fields>
     </class>
     <class id="ClassWithAttributeLinkedSetIndirectDisplayStyle">
       <fields>
-        <field id="status" xsi:type="AttributeLinkedSetIndirect">
-        </field>
+        <field id="status" xsi:type="AttributeLinkedSetIndirect"/>
       </fields>
     </class>
     <class id="ClassWithEventListeners">