diff --git a/src/calibre/gui2/actions/plugin_updates.py b/src/calibre/gui2/actions/plugin_updates.py
index d5da12df71..6973e80d8a 100644
--- a/src/calibre/gui2/actions/plugin_updates.py
+++ b/src/calibre/gui2/actions/plugin_updates.py
@@ -31,3 +31,5 @@ class PluginUpdaterAction(InterfaceAction):
 
         d = PluginUpdaterDialog(self.gui, initial_filter=initial_filter)
         d.exec_()
+        if d.do_restart:
+            self.gui.quit(restart=True)
diff --git a/src/calibre/gui2/update.py b/src/calibre/gui2/update.py
index 3ff977f554..42d41e6d72 100644
--- a/src/calibre/gui2/update.py
+++ b/src/calibre/gui2/update.py
@@ -175,6 +175,8 @@ class UpdateMixin(object):
                 d = PluginUpdaterDialog(self,
                         initial_filter=FILTER_UPDATE_AVAILABLE)
                 d.exec_()
+                if d.do_restart:
+                    self.quit(restart=True)
 
     def plugin_update_found(self, number_of_updates):
         # Change the plugin icon to indicate there are updates available