diff --git a/oxm/src/main/java/org/springframework/oxm/xstream/XStreamMarshaller.java b/oxm/src/main/java/org/springframework/oxm/xstream/XStreamMarshaller.java
index fce31849..ca5a8e60 100644
--- a/oxm/src/main/java/org/springframework/oxm/xstream/XStreamMarshaller.java
+++ b/oxm/src/main/java/org/springframework/oxm/xstream/XStreamMarshaller.java
@@ -45,6 +45,7 @@ import com.thoughtworks.xstream.io.xml.QNameMap;
 import com.thoughtworks.xstream.io.xml.SaxWriter;
 import com.thoughtworks.xstream.io.xml.StaxReader;
 import com.thoughtworks.xstream.io.xml.StaxWriter;
+import com.thoughtworks.xstream.io.xml.XmlFriendlyReplacer;
 import com.thoughtworks.xstream.io.xml.XppReader;
 import org.w3c.dom.Document;
 import org.w3c.dom.Element;
@@ -309,7 +310,7 @@ public class XStreamMarshaller extends AbstractMarshaller {
             streamWriter = new DomWriter((Document) node);
         }
         else if (node instanceof Element) {
-            streamWriter = new DomWriter((Element) node);
+            streamWriter = new DomWriter((Element) node, node.getOwnerDocument(), new XmlFriendlyReplacer());
         }
         else {
             throw new IllegalArgumentException("DOMResult contains neither Document nor Element");
diff --git a/oxm/src/test/java/org/springframework/oxm/xstream/XStreamMarshallerTest.java b/oxm/src/test/java/org/springframework/oxm/xstream/XStreamMarshallerTest.java
index fba1597a..0dda2fb7 100644
--- a/oxm/src/test/java/org/springframework/oxm/xstream/XStreamMarshallerTest.java
+++ b/oxm/src/test/java/org/springframework/oxm/xstream/XStreamMarshallerTest.java
@@ -77,6 +77,34 @@ public class XStreamMarshallerTest extends XMLTestCase {
         assertXMLEqual("Marshaller writes invalid DOMResult", expected, document);
     }
 
+    // see SWS-392
+    public void testMarshalDOMResultToExistentDocument() throws Exception {
+        DocumentBuilderFactory documentBuilderFactory = DocumentBuilderFactory.newInstance();
+        DocumentBuilder builder = documentBuilderFactory.newDocumentBuilder();
+        Document existent = builder.newDocument();
+        Element rootElement = existent.createElement("root");
+        Element flightsElement = existent.createElement("flights");
+        rootElement.appendChild(flightsElement);
+        existent.appendChild(rootElement);
+
+        // marshall into the existent document
+        DOMResult domResult = new DOMResult(flightsElement);
+        marshaller.marshal(flight, domResult);
+
+        Document expected = builder.newDocument();
+        Element eRootElement = expected.createElement("root");
+        Element eFlightsElement = expected.createElement("flights");
+        Element eFlightElement = expected.createElement("flight");
+        eRootElement.appendChild(eFlightsElement);
+        eFlightsElement.appendChild(eFlightElement);
+        expected.appendChild(eRootElement);
+        Element eNumberElement = expected.createElement("flightNumber");
+        eFlightElement.appendChild(eNumberElement);
+        Text text = expected.createTextNode("42");
+        eNumberElement.appendChild(text);
+        assertXMLEqual("Marshaller writes invalid DOMResult", expected, existent);
+    }
+
     public void testMarshalStreamResultWriter() throws Exception {
         StringWriter writer = new StringWriter();
         StreamResult result = new StreamResult(writer);