diff --git a/provision/postfix.sh b/provision/postfix.sh
index eecf5720..1f96fd7c 100755
--- a/provision/postfix.sh
+++ b/provision/postfix.sh
@@ -47,7 +47,8 @@ configure_opendkim()
 configure_postfix_main_cf()
 {
 	local _main_cf="$ZFS_DATA_MNT/postfix/etc/main.cf"
-	if [ -f "$_main_cf" ]
+	if [ -f "$_main_cf" ];
+	then
 		tell_status "preserving $_main_cf"
 		return
 	fi