if (src != null) {
            if (sourceDominant || target.getModelVersion() == null) {
                target.setModelVersion(src);
                target.setLocation("modelVersion", source.getLocation("modelVersion"));
            }
        }
    }

    protected void mergeModel_Parent(Model target, Model source, boolean sourceDominant, Map<Object, Object> context) {
        Parent src = source.getParent();

        <!-- Model Version                                                          -->
        <!-- ====================================================================== -->

        <field>
          <name>modelVersion</name>
          <version>4.0.0+</version>
          <required>true</required>
          <description>Declares to which version of project descriptor this POM conforms.</description>
          <type>String</type>