diff --git a/common/fetch_sites.sh b/common/fetch_sites.sh
index 2b79a5d1a12..9ba5b6e73e2 100644
--- a/common/fetch_sites.sh
+++ b/common/fetch_sites.sh
@@ -10,3 +10,4 @@ DEBIAN_SITE="http://ftp.debian.org/debian/pool"
 GNOME_SITE="http://ftp.gnome.org/pub/GNOME/sources"
 KERNEL_SITE="http://www.kernel.org/pub/linux"
 CPAN_SITE="http://cpan.perl.org/modules/by-module"
+MOZILLA_SITE="ftp://ftp.mozilla.org/pub/mozilla.org"