diff --git a/setup.sh b/setup.sh
index 8c4554d..a79a1a4 100755
--- a/setup.sh
+++ b/setup.sh
@@ -48,6 +48,7 @@ mount -o bind /dev "$chroot/dev"
 
 # set hostname
 echo "$2" > "$chroot/etc/hostname"
+hostname "$2"
 
 
 # create hardware-setup copy for post-debootstrap