diff --git a/gtk2_ardour/plugin_selector.cc b/gtk2_ardour/plugin_selector.cc
index cb180c20c9..6013281c23 100644
--- a/gtk2_ardour/plugin_selector.cc
+++ b/gtk2_ardour/plugin_selector.cc
@@ -81,6 +81,7 @@ PluginSelector::PluginSelector (PluginManager& mgr)
 
 	manager.PluginListChanged.connect (plugin_list_changed_connection, invalidator (*this), boost::bind (&PluginSelector::build_plugin_menu, this), gui_context());
 	manager.PluginStatusChanged.connect (plugin_list_changed_connection, invalidator (*this), boost::bind (&PluginSelector::build_plugin_menu, this), gui_context());
+	manager.PluginTagChanged.connect (plugin_list_changed_connection, invalidator (*this), boost::bind (&PluginSelector::build_plugin_menu, this), gui_context());
 
 	manager.PluginStatusChanged.connect (plugin_list_changed_connection, invalidator (*this), boost::bind (&PluginSelector::plugin_status_changed, this, _1, _2, _3), gui_context());
 	manager.PluginTagChanged.connect(plugin_list_changed_connection, invalidator (*this), boost::bind (&PluginSelector::tags_changed, this, _1, _2, _3), gui_context());