This bug is probably duplicate of bug #603347 [1] which got solved in Ubuntu and patch was provided to Debian.
1. http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=603347 -- To UNSUBSCRIBE, email to debian-bugs-dist-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org