diff --git a/HISTORY.md b/HISTORY.md
index d81117d5..fcd5bd72 100644
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -1,3 +1,8 @@
+unreleased
+==========
+
+  * Provide static `require` analysis in `urlencoded` parser
+
 1.13.3 / 2015-07-31
 ===================
 
diff --git a/lib/types/urlencoded.js b/lib/types/urlencoded.js
index f3e76f8d..b9960fdb 100644
--- a/lib/types/urlencoded.js
+++ b/lib/types/urlencoded.js
@@ -207,12 +207,22 @@ function parameterCount(body, limit) {
 function parser(name) {
   var mod = parsers[name]
 
-  if (mod) {
+  if (mod !== undefined) {
     return mod.parse
   }
 
-  // load module
-  mod = parsers[name] = require(name)
+  // this uses a switch for static require analysis
+  switch (name) {
+    case 'qs':
+      mod = require('qs')
+      break
+    case 'querystring':
+      mod = require('querystring')
+      break
+  }
+
+  // store to prevent invoking require()
+  parsers[name] = mod
 
   return mod.parse
 }