diff --git a/maas/files/restore.sh b/maas/files/restore.sh
index 8f90301..255cec5 100644
--- a/maas/files/restore.sh
+++ b/maas/files/restore.sh
@@ -32,7 +32,7 @@
 pg_restore {{ target }}{{ db_name }}.pg_dump --dbname={{ db_name }} --no-password -c
 
 # Restore file permissions
-if [ $(which setfacl) != "" ] && [ -e /var/lib/maas/file_permissions.txt ]; then
+if [ "$(which setfacl)" != "" ] && [ -e /var/lib/maas/file_permissions.txt ]; then
   setfacl --restore=/var/lib/maas/file_permissions.txt
 fi