[1.1.X] Fixed a silly bug in [12644].

Backport of [12646].

Of course, this sort of thing *does* do wonders for my commit count.

git-svn-id: http://code.djangoproject.com/svn/django/branches/releases/1.1.X@12647 bcc190cf-cafb-0310-a4f2-bffc1f526a37