diff --git a/django/contrib/admin/options.py b/django/contrib/admin/options.py
index 4643e3590b5..62e4aaedc3c 100644
--- a/django/contrib/admin/options.py
+++ b/django/contrib/admin/options.py
@@ -203,8 +203,6 @@ class ModelAdmin(BaseModelAdmin):
             js.append('js/urlify.js')
         if self.opts.get_ordered_objects():
             js.extend(['js/getElementsBySelector.js', 'js/dom-drag.js' , 'js/admin/ordering.js'])
-        if self.filter_vertical or self.filter_horizontal:
-            js.extend(['js/SelectBox.js' , 'js/SelectFilter2.js'])
 
         return forms.Media(js=['%s%s' % (settings.ADMIN_MEDIA_PREFIX, url) for url in js])
     media = property(_media)
diff --git a/django/contrib/admin/widgets.py b/django/contrib/admin/widgets.py
index d3deada0ede..15720a792b6 100644
--- a/django/contrib/admin/widgets.py
+++ b/django/contrib/admin/widgets.py
@@ -17,9 +17,14 @@ class FilteredSelectMultiple(forms.SelectMultiple):
     """
     A SelectMultiple with a JavaScript filter interface.
 
-    Note that the resulting JavaScript assumes that the SelectFilter2.js
-    library and its dependencies have been loaded in the HTML page.
+    Note that the resulting JavaScript assumes that the jsi18n
+    catalog has been loaded in the page
     """
+    class Media:
+        js = (settings.ADMIN_MEDIA_PREFIX + "js/core.js",
+              settings.ADMIN_MEDIA_PREFIX + "js/SelectBox.js",
+              settings.ADMIN_MEDIA_PREFIX + "js/SelectFilter2.js")
+
     def __init__(self, verbose_name, is_stacked, attrs=None, choices=()):
         self.verbose_name = verbose_name
         self.is_stacked = is_stacked
@@ -182,6 +187,10 @@ class RelatedFieldWidgetWrapper(forms.Widget):
         memo[id(self)] = obj
         return obj
 
+    def _media(self):
+        return self.widget.media
+    media = property(_media)
+
     def render(self, name, value, *args, **kwargs):
         rel_to = self.rel.to
         related_url = '../../../%s/%s/' % (rel_to._meta.app_label, rel_to._meta.object_name.lower())