diff --git a/mustang/src/main/java/org/mustangproject/ZUGFeRD/XMPSchemaPDFAExtensions.java b/mustang/src/main/java/org/mustangproject/ZUGFeRD/XMPSchemaPDFAExtensions.java
index 3a842f1e..2bee5ca5 100644
--- a/mustang/src/main/java/org/mustangproject/ZUGFeRD/XMPSchemaPDFAExtensions.java
+++ b/mustang/src/main/java/org/mustangproject/ZUGFeRD/XMPSchemaPDFAExtensions.java
@@ -112,6 +112,12 @@ import org.w3c.dom.Element;
 			Element propertyNode = schema.getOwnerDocument().createElement(
 					"pdfaSchema:property"); //$NON-NLS-1$
 
+			Element valueTypeNode = schema.getOwnerDocument().createElement(
+					"pdfaSchema:valueType"); //$NON-NLS-1$
+
+			Element seqListValueType = schema.getOwnerDocument().createElement(
+					"rdf:Seq"); //$NON-NLS-1$
+
 			Element sequenceNode = schema.getOwnerDocument().createElement(
 					"rdf:Seq"); //$NON-NLS-1$
 
@@ -150,6 +156,9 @@ import org.w3c.dom.Element;
 
 			bagListNode.appendChild(propertyNode);
 
+			valueTypeNode.appendChild(seqListValueType);
+			bagListNode.appendChild(valueTypeNode);
+
 			bagNode.appendChild(bagListNode);
 			schemasNode.appendChild(bagNode);