diff --git a/sat/core/xmpp.py b/sat/core/xmpp.py
index 1d23fe36..638fb79a 100644
--- a/sat/core/xmpp.py
+++ b/sat/core/xmpp.py
@@ -533,13 +533,15 @@ class SatXMPPEntity:
         iq_elt.timeout = timeout
         return iq_elt
 
-    def sendError(self, iq_elt, condition, text=None):
+    def sendError(self, iq_elt, condition, text=None, appCondition=None):
         """Send error stanza build from iq_elt
 
         @param iq_elt(domish.Element): initial IQ element
         @param condition(unicode): error condition
         """
-        iq_error_elt = error.StanzaError(condition, text=text).toResponse(iq_elt)
+        iq_error_elt = error.StanzaError(
+            condition, text=text, appContidtion=appCondition
+        ).toResponse(iq_elt)
         self.xmlstream.send(iq_error_elt)
 
     def generateMessageXML(self, data, post_xml_treatments=None):