--- a/plugins/mod_pep.lua	Sat Feb 13 14:14:12 2021 +0100
+++ b/plugins/mod_pep.lua	Mon Feb 15 22:30:28 2021 +0100
@@ -422,6 +422,7 @@
 		"presence-subscribe",
 	};
 
+	reply:tag('feature', {var=xmlns_pubsub}):up();
 	for feature in supported_features do
 		reply:tag('feature', {var=xmlns_pubsub.."#"..feature}):up();
 	end