diff --git a/middleware.js b/middleware.js
index 9aa9d39..96f900a 100644
--- a/middleware.js
+++ b/middleware.js
@@ -26,7 +26,7 @@ function webpackHotMiddleware(compiler, opts) {
     });
   });
   return function(req, res, next) {
-    if (req.url !== opts.path) return next();
+    if (!pathMatch(req.url, opts.path)) return next();
     eventStream.handler(req, res);
   };
 }
@@ -68,6 +68,13 @@ function createEventStream(heartbeat) {
   };
 }
 
+function pathMatch(url, path) {
+  if (url == path) return true;
+  var q = url.indexOf('?');
+  if (q == -1) return false;
+  return url.substring(0, q) == path;
+}
+
 function buildModuleMap(modules) {
   var map = {};
   modules.forEach(function(module) {