diff --git a/smack-core/src/main/java/org/jivesoftware/smack/packet/UnparsedIQ.java b/smack-core/src/main/java/org/jivesoftware/smack/packet/UnparsedIQ.java
index 8aa42f7f4..e363d2e30 100644
--- a/smack-core/src/main/java/org/jivesoftware/smack/packet/UnparsedIQ.java
+++ b/smack-core/src/main/java/org/jivesoftware/smack/packet/UnparsedIQ.java
@@ -1,6 +1,6 @@
 /**
  *
- * Copyright © 2015 Florian Schmaus
+ * Copyright © 2015-2016 Florian Schmaus
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -34,6 +34,7 @@ public class UnparsedIQ extends IQ {
 
     @Override
     protected IQChildElementXmlStringBuilder getIQChildElementBuilder(IQChildElementXmlStringBuilder xml) {
-        throw new UnsupportedOperationException();
+        xml.escape(content);
+        return xml;
     }
 }