1 files changed, 1 insertions, 1 deletions
diff --git a/Swiften/Serializer/PayloadSerializers/WhiteboardSerializer.cpp b/Swiften/Serializer/PayloadSerializers/WhiteboardSerializer.cpp
index f0ab7c1..a4fd618 100644
--- a/Swiften/Serializer/PayloadSerializers/WhiteboardSerializer.cpp
+++ b/Swiften/Serializer/PayloadSerializers/WhiteboardSerializer.cpp
@@ -136,7 +136,7 @@ namespace Swift {
 	}
 
 	std::string WhiteboardSerializer::serializePayload(boost::shared_ptr<WhiteboardPayload> payload) const {
-		XMLElement element("wb");
+		XMLElement element("wb", "http://swift.im/whiteboard");
 		if (payload->getType() == WhiteboardPayload::Data) {
 			XMLElement::ref operationNode = boost::make_shared<XMLElement>("operation");
 			WhiteboardElementSerializingVisitor visitor;