diff --git a/src/main/java/org/openhim/mediator/orchestration/ProvideAndRegisterOrchestrationActor.java b/src/main/java/org/openhim/mediator/orchestration/ProvideAndRegisterOrchestrationActor.java
index 543bfa2..900c726 100644
--- a/src/main/java/org/openhim/mediator/orchestration/ProvideAndRegisterOrchestrationActor.java
+++ b/src/main/java/org/openhim/mediator/orchestration/ProvideAndRegisterOrchestrationActor.java
@@ -31,6 +31,7 @@
 import org.xml.sax.SAXException;
 import org.xml.sax.SAXParseException;
 
+import javax.xml.bind.DatatypeConverter;
 import javax.xml.bind.JAXBException;
 import javax.xml.parsers.DocumentBuilder;
 import javax.xml.parsers.DocumentBuilderFactory;
@@ -461,7 +462,8 @@ private void autoRegisterPatient() {
         String document = originalRequest.getDocument(); //is mime?
         if (document == null) { //else get from parsed message
             if (parsedRequest.getDocument()!=null && parsedRequest.getDocument().size()>=1) {
-                document = new String(parsedRequest.getDocument().get(0).getValue());
+                document = parsedRequest.getDocument().get(0).getContent().get(0).toString();
+                document = new String(DatatypeConverter.parseBase64Binary(document));
             }
         }
 
diff --git a/src/main/resources/schema/IHE/XDS.b_DocumentRepository.xsd b/src/main/resources/schema/IHE/XDS.b_DocumentRepository.xsd
index 012060c..98f7f7d 100644
--- a/src/main/resources/schema/IHE/XDS.b_DocumentRepository.xsd
+++ b/src/main/resources/schema/IHE/XDS.b_DocumentRepository.xsd
@@ -75,17 +75,16 @@
 		<xs:sequence>
 			<xs:element ref="lcm:SubmitObjectsRequest"/>
 			<xs:sequence minOccurs="0">
-				<xs:element name="Document" maxOccurs="unbounded" xmime:expectedContentTypes="application/octet-stream">
-					<xs:complexType>
-						<xs:simpleContent>
-							<xs:extension base="xs:base64Binary">
-								<xs:attribute name="id" type="xs:anyURI" use="required">
-									<xs:annotation>
-										<xs:documentation>This corresponds to the ExtrinsicObject id in the eb RIM metadata a provides a linkage between the actual document data and its metadata</xs:documentation>
-									</xs:annotation>
-								</xs:attribute>
-							</xs:extension>
-						</xs:simpleContent>
+				<xs:element name="Document" maxOccurs="unbounded" type="xs:string">
+					<xs:complexType mixed="true">
+						<xs:sequence>
+							<xs:any/>
+						</xs:sequence>
+						<xs:attribute name="id" type="xs:anyURI" use="required">
+							<xs:annotation>
+								<xs:documentation>This corresponds to the ExtrinsicObject id in the eb RIM metadata a provides a linkage between the actual document data and its metadata</xs:documentation>
+							</xs:annotation>
+						</xs:attribute>
 					</xs:complexType>
 				</xs:element>
 			</xs:sequence>
diff --git a/src/test/resources/mock-services/smart-pix-server.js b/src/test/resources/mock-services/smart-pix-server.js
index 96c115e..e5e6fdc 100755
--- a/src/test/resources/mock-services/smart-pix-server.js
+++ b/src/test/resources/mock-services/smart-pix-server.js
@@ -37,15 +37,15 @@ net.createServer(function(c) {
     data += chunk;
 
     if (chunk.toString().indexOf(footer) != -1) {
-      console.log('Recieved message:\n' + data.replace('\r', '\n') + '\n\n');
+      console.log('Recieved message:\n' + data.replace(/\r/g, '\n') + '\n\n');
 
       var regex = /(PID|QPD)\|[\w\s]*\|[\w\s\-\.]*\|([\w\.\^\&\~]+)/g;
 
       var pids = regex.exec(data)[2].split('~');
       var _i, _len;
       for (_i = 0, _len = pids.length; _i < _len; _i++) {
-        if (pids[_i].indexOf('ISO') > -1) {
-          pids[_i] = pids[_i].substr(0, pids[_i].indexOf('ISO'));
+        if (pids[_i].indexOf('&') > -1) {
+          pids[_i] = pids[_i].substr(0, pids[_i].indexOf('&'));
         }
       }
       console.log("PID: " + pids);