lib/asciidoctor/m3d/isostandard.rng in asciidoctor-m3d-0.3.3 vs lib/asciidoctor/m3d/isostandard.rng in asciidoctor-m3d-0.3.4

@@ -679,10 +679,18 @@
           </attribute>
         </optional>
         <ref name="paragraph"/>
       </element>
     </define>
+    <define name="preface">
+      <element name="preface">
+        <ref name="foreword"/>
+        <optional>
+          <ref name="introduction"/>
+        </optional>
+      </element>
+    </define>
   </include>
   <!-- end overrides -->
   <!--
     We display the Normative References between scope and terms; but to keep the
     grammar simple, we keep the references together
@@ -702,17 +710,9 @@
       </oneOrMore>
       <zeroOrMore>
         <ref name="annex"/>
       </zeroOrMore>
       <ref name="bibliography"/>
-    </element>
-  </define>
-  <define name="preface">
-    <element name="preface">
-      <ref name="foreword"/>
-      <optional>
-        <ref name="introduction"/>
-      </optional>
     </element>
   </define>
   <define name="bibliography">
     <element name="bibliography">
       <oneOrMore>