diff --git a/src/XMPP/Stanza.c b/src/XMPP/Stanza.c
index 6c765b4..5f6bc89 100644
--- a/src/XMPP/Stanza.c
+++ b/src/XMPP/Stanza.c
@@ -63,7 +63,7 @@ XMPPSendPlain(XMPPComponent *comp, char *fr, char *to, char *msg, char *type, ch
         XMLAddAttr(reply, "id", rst);
         XMLAddAttr(reply, "xmlns", "urn:xmpp:reply:0");
 
-        XMLAddAttr(fallback, "xmlns", "urn:xmpp:feature-fallback:0");
+        XMLAddAttr(fallback, "xmlns", "urn:xmpp:fallback:0");
         XMLAddAttr(fallback, "for", "urn:xmpp:reply:0");
 
         XMLAddAttr(fall_body, "start", "0");