diff --git a/scripts/restore b/scripts/restore
index bf5d4cf..95a920e 100644
--- a/scripts/restore
+++ b/scripts/restore
@@ -28,7 +28,7 @@ chmod 440 "$install_dir/config.local.php"
 chmod 440 "$install_dir/config.local.yunohost.php"
 
 if [[ $install_dir/config.local.user.php -f ]]; then
-chmod 660 $install_dir/config.local.user.php
+chmod 660 "$install_dir/config.local.user.php"
 else
 chmod 660 "$install_dir/data/config.local.user.php"
 fi