diff --git a/schemas/models_0.2.xmls b/schemas/models_0.2.xmls
index af1ed02..d66f5fa 100644
--- a/schemas/models_0.2.xmls
+++ b/schemas/models_0.2.xmls
@@ -55,7 +55,6 @@
         </xs:sequence>
         <xs:attribute name="name"  type="xs:string" use="required"/>
         <xs:attribute name="size"  type="xs:integer" use="required"/>
-        <xs:attribute name="loop_on_zero"  type="xs:string" use="required"/>
         <xs:attribute name="loop_on_max"  type="xs:string" use="required"/>
     </xs:complexType>
 </xs:element>