diff --git a/lib/response.js b/lib/response.js
index 96d22bf47..b36e57c8a 100644
--- a/lib/response.js
+++ b/lib/response.js
@@ -297,7 +297,7 @@ function patch(Response) {
         var self = this;
         var sendArgs;
 
-        if (typeof code === 'number') {
+        if (typeof code === 'number' && String(code).length === 3) {
             sendArgs = {
                 code: code,
                 body: body,