diff --git a/plugin/cpp/networkplugin.cpp b/plugin/cpp/networkplugin.cpp
index 06393bf4e1ad5e32469e3285f84b1c4a9c7cd4d6..773c47ff1bbfa80f8485bc712b4aab3f52a73d50 100644
--- a/plugin/cpp/networkplugin.cpp
+++ b/plugin/cpp/networkplugin.cpp
@@ -71,6 +71,9 @@ void NetworkPlugin::sendConfig(const PluginConfig &cfg) {
 		data += std::string("extraField=") + (*it) + "\n";
 	}
 
+	data += "[features]\n";
+	data += std::string("muc=") + (cfg.m_supportMUC ? "1" : "0") + "\n";
+
 	pbnetwork::BackendConfig m;
 	m.set_config(data);