diff --git a/lib/index.js b/lib/index.js
index 1c84390..d72cf0a 100644
--- a/lib/index.js
+++ b/lib/index.js
@@ -3,14 +3,14 @@ var normalize = require('path').normalize;
 var spawn = require('child_process').spawn;
 var express = require('express');
 
-module.exports = function (ref, action) {
+module.exports = function (ref, action, body_parser_json_options) {
 
   // create express instance
   var hookshot = express();
 
   // middleware
   hookshot.use(bodyParser.urlencoded({ extended: false }));
-  hookshot.use(bodyParser.json());
+  hookshot.use(bodyParser.json(body_parser_json_options));
 
   // main POST handler
   hookshot.post('/', function (req, res, next) {