diff --git a/imagesync.sh b/imagesync.sh
index 468fce0..4a893aa 100755
--- a/imagesync.sh
+++ b/imagesync.sh
@@ -178,7 +178,15 @@ echo '
 # --summary-interval=0: do not show summary while downloading
 # --console-log-level=error: Only show errors
 # --dht-file-path=dht.dat: use generated dht data file and do not complain
-aria2c --allow-overwrite --check-integrity --seed-time=0 --summary-interval=0 --console-log-level=error --dht-file-path=dht.dat $torrent
+download=true
+while [ $download == true ];do
+	aria2c --allow-overwrite --check-integrity --seed-time=0 --summary-interval=0 --console-log-level=error --dht-file-path=dht.dat $torrent
+	if [ $? == 0 ];then
+		download=false
+	else
+		rm rootfs.tar.gz rootfs.torrent
+	fi
+done
 rm dht.dat
 print_done