Generated xsd is wrong when multiplicity is 1

<field>
  <name>body</name>
  <version>1.0.0</version>
  <required>true</required>
  <association>
    <type>Body</type>
    <muliplicity>1</muliplicity>
  </association>
</field>

The generated xsd 

      <xs:element type="Body" minOccurs="0">
        <xs:annotation>
          <xs:documentation source="version">1.0.0</xs:documentation>
          <xs:documentation source="description">
            Contains the releases of this project with the actions taken
            for each of the releases.
          </xs:documentation>
        </xs:annotation>
      </xs:element>

   attribute name is missing