diff --git a/index.js b/index.js
index b49e0d8..8301487 100644
--- a/index.js
+++ b/index.js
@@ -208,8 +208,8 @@ Client.prototype._requestUdp = function (announceUrl, opts) {
   })
 
   function send (message) {
-    if(parsedUrl.port==null) {
-      parsedUrl.port=80;
+    if (!parsedUrl.port) {
+      parsedUrl.port = 80;
     }
     socket.send(message, 0, message.length, parsedUrl.port, parsedUrl.hostname)
   }