diff --git a/prepare-chroot.sh b/prepare-chroot.sh
index b307ece..029b167 100755
--- a/prepare-chroot.sh
+++ b/prepare-chroot.sh
@@ -9,6 +9,7 @@ sudo -v || exit 1
 arch-nspawn "$CHROOT/root" pacman -Syu
 mkdir -p -m 0755 "$CHROOT/$USER"
 
-[ ! $(mountpoint -q "$CHROOT/$USER") ] && sudo mount -t tmpfs -o defaults,nodev,mode=0755,uid=$(id -u),gid=$(id -g) tmpfs "$CHROOT/$USER"
+mountpoint -q "$CHROOT/$USER"
+test $? -ne 0 && sudo mount -t tmpfs -o defaults,nodev,mode=0755,uid=$(id -u),gid=$(id -g) tmpfs "$CHROOT/$USER"
 
 exit 0