diff --git a/live-build/auto/config b/live-build/auto/config
index 447ceb8a..9f8fd659 100755
--- a/live-build/auto/config
+++ b/live-build/auto/config
@@ -12,7 +12,12 @@ if [ -z "$MIRROR" ]; then
 				*)		MIRROR=http://archive.mmjgroup.com/ubuntu-ports/ ;;
 			esac
 			;;
-		*.0c3.net)		MIRROR=http://ftp.iinet.net.au/linux/ubuntu/ ;;
+		*.0c3.net)
+			case $ARCH in
+				i386|amd64)	MIRROR=http://mirrors.0c3.net/ubuntu/ ;;
+				*)		MIRROR=http://mirrors.0c3.net/ubuntu-ports/ ;;
+			esac
+			;;
 		*.ubuntu.com)		MIRROR=http://ftpmaster.internal/ubuntu/ ;;
 		*.warthogs.hbd.com)	MIRROR=http://ftpmaster.internal/ubuntu/ ;;
 		*.buildd)		MIRROR=http://ftpmaster.internal/ubuntu/ ;;
diff --git a/livecd.sh b/livecd.sh
index 28dd4c3c..711bf28f 100755
--- a/livecd.sh
+++ b/livecd.sh
@@ -164,7 +164,12 @@ select_mirror () {
     case $(hostname --fqdn) in
 	bld-*.mmjgroup.com)	MIRROR=${USERMIRROR};;
 	*.mmjgroup.com)		MIRROR=http://archive.mmjgroup.com/${USERMIRROR##*/};;
-	*.0c3.net)		MIRROR=http://ftp.iinet.net.au/linux/ubuntu;;
+	*.0c3.net)
+		case $ARCH in
+			i386|amd64)	MIRROR=http://mirrors.0c3.net/ubuntu/ ;;
+			*)		MIRROR=http://mirrors.0c3.net/ubuntu-ports/ ;;
+		esac
+		;;
 	*.ubuntu.com)		MIRROR=http://ftpmaster.internal/ubuntu;;
 	*.warthogs.hbd.com)	MIRROR=http://ftpmaster.internal/ubuntu;;
 	*.buildd)		MIRROR=http://ftpmaster.internal/ubuntu;;