--- a/util/pubsub.lua	Tue Jun 26 19:36:23 2018 +0200
+++ b/util/pubsub.lua	Tue Jun 26 19:49:29 2018 +0200
@@ -116,6 +116,7 @@
 	if not node_obj then
 		return false, "item-not-found";
 	end
+	jid = self.config.normal_jid(jid);
 	node_obj.affiliations[jid] = affiliation;
 	local _, jid_sub = self:get_subscription(node, true, jid);
 	if not jid_sub and not self:may(node, jid, "be_unsubscribed") then