diff --git a/setup.php b/setup.php
old mode 100755
new mode 100644
index 906791b..95dd983
--- a/setup.php
+++ b/setup.php
@@ -25,7 +25,7 @@ if (isset($cmd['sqlite'])) {
 } elseif (isset($cmd['mariadb'])) {
     $database_url = "DATABASE_URL=\"mysql://\${DB_USER}:\${DB_PASS}@\${DB_HOST}:\${DB_PORT}/\${DB_NAME}?charset=utf8mb4\"";
 } elseif (isset($cmd['pgsql'])) {
-    $database_url = "DATABASE_URL=\"postgresql://\${DB_USER}:\${DB_PASS}@\${DB_HOST}:\${DB_PORT}/\${DB_NAME}?sslmode=require\"";
+    $database_url = "DATABASE_URL=\"postgresql://\${DB_USER}:\${DB_PASS}@\${DB_HOST}:\${DB_PORT}/\${DB_NAME}?sslmode=disable\"";
 }
 
 if (is_null($database_url)) {
@@ -86,6 +86,7 @@ APP_ENV=prod
 APP_DEBUG=0
 APP_SECRET=$key
 MESSENGER_TRANSPORT_DSN=doctrine://default?auto_setup=0
+MAILER_DSN=null://null
 HTTP_PORT=$http_port
 $creds$database_url