diff --git a/lib/request.js b/lib/request.js
index d80ef30..8e82398 100644
--- a/lib/request.js
+++ b/lib/request.js
@@ -117,6 +117,8 @@ module.exports = {
   set path(path) {
     var url = parse(this.req);
     url.pathname = path;
+    url.path = null;
+
     this.url = stringify(url);
   },
 
@@ -167,6 +169,8 @@ module.exports = {
   set querystring(str) {
     var url = parse(this.req);
     url.search = str;
+    url.path = null;
+
     this.url = stringify(url);
   },