diff --git a/src/common/xmpp/dispatcher_nb.py b/src/common/xmpp/dispatcher_nb.py
index 9b3cf342c..d2ae71dfc 100644
--- a/src/common/xmpp/dispatcher_nb.py
+++ b/src/common/xmpp/dispatcher_nb.py
@@ -23,7 +23,7 @@ Contains one tunable attribute: DefaultTimeout (25 seconds by default). It defin
 Dispatcher.SendAndWaitForResponce method will wait for reply stanza before giving up.
 '''
 
-import simplexml, sys
+import simplexml, sys, locale
 from xml.parsers.expat import ExpatError
 from protocol import *
 from client import PlugIn
@@ -111,6 +111,9 @@ class Dispatcher(PlugIn):
 		self._metastream.setAttr('version', '1.0')
 		self._metastream.setAttr('xmlns:stream', NS_STREAMS)
 		self._metastream.setAttr('to', self._owner.Server)
+		if locale.getdefaultlocale()[0]:
+			self._metastream.setAttr('xml:lang',
+				locale.getdefaultlocale()[0].split('_')[0])
 		self._owner.send("<?xml version='1.0'?>%s>" % str(self._metastream)[:-2])
 
 	def _check_stream_start(self, ns, tag, attrs):