diff --git a/arch-chroot.in b/arch-chroot.in
index 54341da..fd6140e 100644
--- a/arch-chroot.in
+++ b/arch-chroot.in
@@ -77,7 +77,7 @@ shift
 
 [[ -d $chrootdir ]] || die "Can't create chroot on non-directory %s" "$chrootdir"
 
-if ! mountpoint "$chrootdir"; then
+if ! mountpoint -q "$chrootdir"; then
   warning "$chrootdir is not a mountpoint. This may have undesirable side effects."
 fi