diff --git a/django/forms/widgets.py b/django/forms/widgets.py
index 082c11b911780..73d0f89222763 100644
--- a/django/forms/widgets.py
+++ b/django/forms/widgets.py
@@ -438,7 +438,7 @@ def render(self, name, value, attrs=None, choices=()):
         options = self.render_options(choices, [value])
         if options:
             output.append(options)
-        output.append('</select>')
+        output.append(u'</select>')
         return mark_safe(u'\n'.join(output))
 
     def render_options(self, choices, selected_choices):
@@ -737,7 +737,7 @@ def _get_media(self):
             media = media + w.media
         return media
     media = property(_get_media)
-    
+
     def __deepcopy__(self, memo):
         obj = super(MultiWidget, self).__deepcopy__(memo)
         obj.widgets = copy.deepcopy(self.widgets)