diff --git a/functions/defaults.sh b/functions/defaults.sh
index e8038c058..c87819c1a 100755
--- a/functions/defaults.sh
+++ b/functions/defaults.sh
@@ -369,7 +369,7 @@ Set_defaults ()
 
 		progress)
 			LB_PARENT_MIRROR_BOOTSTRAP="${LB_PARENT_MIRROR_BOOTSTRAP:-http://ftp.debian.org/debian/}"
-			LB_MIRROR_BOOTSTRAP="${LB_MIRROR_BOOTSTRAP:-http://archive.progress-linux.org/progress/}"
+			LB_MIRROR_BOOTSTRAP="${LB_MIRROR_BOOTSTRAP:-http://cdn.archive.progress-linux.org/progress/}"
 			;;
 
 		ubuntu|kubuntu)