diff --git a/installer b/installer
index e5bdae0..d7a1552 100755
--- a/installer
+++ b/installer
@@ -2345,6 +2345,10 @@ prerun_grub()
 		sed -i "s/GRUB_PRELOAD_MODULES=.*/GRUB_PRELOAD_MODULES=\"lvm\"/g" "$MNT/etc/default/grub"
 	fi
 
+	# fix network interface names changing after reboot
+	# https://www.freedesktop.org/wiki/Software/systemd/PredictableNetworkInterfaceNames/
+	sed -i 's/\(GRUB_CMDLINE_LINUX=".*\)"/\1 net.ifnames=0"/g' "$MNT/etc/default/grub"
+
 	# setup for os-prober module
 	mkdir -p /run/{lvm,udev} "$MNT/hostrun/"{lvm,udev}
 	mount --bind /run/lvm "$MNT/hostrun/lvm"
@@ -2367,7 +2371,7 @@ prerun_efistub()
 {
 	BCMDS[efistub]="mount -t efivarfs efivarfs /sys/firmware/efi/efivars > /dev/null 2>&1
 		efibootmgr -v -d $BOOT_D -p $BOOT_NUM -c -L '${DIST} Linux' -l /vmlinuz-${KERNEL} \
-			-u 'root=$ROOT_ID rw $(
+			-u 'root=$ROOT_ID rw net.ifnames=0 $(
 					[[ $BTRFS_MNT ]] && printf '%s ' "$BTRFS_MNT"
 					[[ $UCODE ]] && printf 'initrd=\%s.img ' "$UCODE"
 					)initrd=\initramfs-${KERNEL}.img'"
@@ -2427,13 +2431,13 @@ prerun_syslinux()
 	LABEL $DIST
 	MENU LABEL $DIST Linux
 	LINUX $d/vmlinuz-$KERNEL
-	APPEND root=$ROOT_ID ${LUKS_DEV}${RESUME}rw $([[ $BTRFS_MNT ]] && printf ' %s' "$BTRFS_MNT")
+	APPEND root=$ROOT_ID ${LUKS_DEV}${RESUME}rw net.ifnames=0$([[ $BTRFS_MNT ]] && printf ' %s' "$BTRFS_MNT")
 	INITRD $([[ $UCODE ]] && printf "%s" "$d/$UCODE.img,")$d/initramfs-$KERNEL.img
 
 	LABEL ${DIST}fallback
 	MENU LABEL $DIST Linux Fallback
 	LINUX $d/vmlinuz-$KERNEL
-	APPEND root=$ROOT_ID ${LUKS_DEV}${RESUME}rw $([[ $BTRFS_MNT ]] && printf ' %s' "$BTRFS_MNT")
+	APPEND root=$ROOT_ID ${LUKS_DEV}${RESUME}rw net.ifnames=0$([[ $BTRFS_MNT ]] && printf ' %s' "$BTRFS_MNT")
 	INITRD $([[ $UCODE ]] && printf "%s" "$d/$UCODE.img,")$d/initramfs-$KERNEL-fallback.img
 	EOF
 	return 0
@@ -2459,14 +2463,14 @@ prerun_systemd-boot()
 	title   $DIST Linux
 	linux   /vmlinuz-${KERNEL}$([[ $UCODE ]] && printf "\ninitrd  %s" "/$UCODE.img")
 	initrd  /initramfs-$KERNEL.img
-	options root=$ROOT_ID ${LUKS_DEV}${RESUME}rw $([[ $BTRFS_MNT ]] && printf ' %s' "$BTRFS_MNT")
+	options root=$ROOT_ID ${LUKS_DEV}${RESUME}rw net.ifnames=0$([[ $BTRFS_MNT ]] && printf ' %s' "$BTRFS_MNT")
 	EOF
 
 	cat > "$MNT/boot/loader/entries/${DIST,,}-fallback.conf" <<- EOF
 	title   $DIST Linux Fallback
 	linux   /vmlinuz-${KERNEL}$([[ $UCODE ]] && printf "\ninitrd  %s" "/$UCODE.img")
 	initrd  /initramfs-$KERNEL-fallback.img
-	options root=$ROOT_ID ${LUKS_DEV}${RESUME}rw $([[ $BTRFS_MNT ]] && printf ' %s' "$BTRFS_MNT")
+	options root=$ROOT_ID ${LUKS_DEV}${RESUME}rw net.ifnames=0$([[ $BTRFS_MNT ]] && printf ' %s' "$BTRFS_MNT")
 	EOF
 
 	mkdir -pv "$MNT/etc/pacman.d/hooks"
@@ -3284,10 +3288,12 @@ al_repo()
 		cat >> "$conf" <<- EOF
 
 		# [archlabs-testing]
+		# Server =  https://pub-7d84e047b852442a86fd6d7feb1ff2cd.r2.dev/\$repo/\$arch
 		# Server =  https://github.com/ArchLabs/\$repo/raw/master/\$arch
 		# Server =  https://bitbucket.org/archlabslinux/\$repo/raw/master/\$arch
 
 		[archlabs]
+		Server = https://pub-7d84e047b852442a86fd6d7feb1ff2cd.r2.dev/\$repo/\$arch
 		Server = https://bitbucket.org/archlabslinux/\$repo/raw/master/\$arch
 		Server = https://github.com/ArchLabs/\$repo/raw/master/\$arch
 		Server = https://sourceforge.net/projects/archlabs-repo/files/\$repo/\$arch