diff --git a/deluge/plugins/label/label/gtkui/submenu.py b/deluge/plugins/label/label/gtkui/submenu.py
index 99d47268a..c21e53e41 100644
--- a/deluge/plugins/label/label/gtkui/submenu.py
+++ b/deluge/plugins/label/label/gtkui/submenu.py
@@ -56,7 +56,7 @@ class LabelMenu(gtk.MenuItem):
     def cb_labels(self, labels):
         for child in self.sub_menu.get_children():
             self.sub_menu.remove(child)
-        for label in [NO_LABEL] + labels:
+        for label in [NO_LABEL] + list(labels):
             item = gtk.MenuItem(label.replace("_","__"))
             item.connect("activate", self.on_select_label, label)
             self.sub_menu.append(item)
diff --git a/deluge/ui/gtkui/pluginmanager.py b/deluge/ui/gtkui/pluginmanager.py
index 29989ccbd..57e7c5664 100644
--- a/deluge/ui/gtkui/pluginmanager.py
+++ b/deluge/ui/gtkui/pluginmanager.py
@@ -66,10 +66,7 @@ class PluginManager(deluge.pluginmanagerbase.PluginManagerBase,
         self.disable_plugins()
 
     def update(self):
-        # We call the plugins' update() method every second
-        for plugin in self.plugins.values():
-            if hasattr(plugin, "update"):
-                plugin.update()
+        pass
 
     def _on_get_enabled_plugins(self, enabled_plugins):
         log.debug("Core has these plugins enabled: %s", enabled_plugins)