diff --git a/server/main.js b/server/main.js
index 3f98b47..cdcdb01 100644
--- a/server/main.js
+++ b/server/main.js
@@ -1,10 +1,10 @@
 import http from "http";
 import path from "path";
-import fs, { openSync } from "fs";
+import fs from "fs";
 import Log from "../common/log.js";
 import { init as initWS } from "./ws.js";
 
-var PORT = 3000;
+var PORT = process.env.MP_TEST_PORT || 3000;
 var mime_types = {
     'html': 'text/html',
     'css': 'text/css',