diff --git a/rpi3-resizerootfs b/rpi3-resizerootfs
index e62f699..bdba954 100755
--- a/rpi3-resizerootfs
+++ b/rpi3-resizerootfs
@@ -4,6 +4,6 @@ roottmp=$(lsblk -l -o MAJ:MIN,MOUNTPOINT | grep '/$')
 rootpart=/dev/block/${roottmp% /}
 rootdev=${rootpart%:*}:0
 
-echo 'y\n-1s\n' | parted $rootdev resizepart 2
+printf "y\n-1s\n" | parted $rootdev resizepart 2
 
 resize2fs $rootpart