diff --git a/lib/messages/commands/reject.js b/lib/messages/commands/reject.js
index 5ed9543..f426a6c 100644
--- a/lib/messages/commands/reject.js
+++ b/lib/messages/commands/reject.js
@@ -3,19 +3,34 @@
 var Message = require('../message');
 var inherits = require('util').inherits;
 var bitcore = require('bitcore-lib');
-var BufferUtil = bitcore.util.buffer;
+var utils = require('../utils');
+var BufferReader = bitcore.encoding.BufferReader;
+var BufferWriter = bitcore.encoding.BufferWriter;
 
-// todo: add payload: https://en.bitcoin.it/wiki/Protocol_documentation#reject
 function RejectMessage(arg, options) {
   Message.call(this, options);
   this.command = 'reject';
 }
 inherits(RejectMessage, Message);
 
-RejectMessage.prototype.setPayload = function() {};
+RejectMessage.prototype.setPayload = function(payload) {
+  var parser = new BufferReader(payload);
+  this.message = parser.readVarLengthBuffer();
+  this.ccode = parser.readUInt8();
+  this.reason = parser.readVarLengthBuffer();
+  this.data = parser.readAll();
+  utils.checkFinished(parser);
+};
 
 RejectMessage.prototype.getPayload = function() {
-  return BufferUtil.EMPTY_BUFFER;
+  var bw = new BufferWriter();
+  bw.writeVarintNum(this.message.length);
+  bw.write(this.message);
+  bw.writeUInt8(this.cccode);
+  bw.writeVarintNum(this.reason.length);
+  bw.write(this.reason);
+  bw.write(this.data);
+  return bw.toBuffer();
 };
 
 module.exports = RejectMessage;
diff --git a/test/data/messages.json b/test/data/messages.json
index d7260b5..7b4d378 100644
--- a/test/data/messages.json
+++ b/test/data/messages.json
@@ -34,7 +34,7 @@
     "message": "f9beb4d9616c65727400000000000000bc0000004fe68fe973010000003766404f00000000b305434f00000000f2030000f1030000001027000048ee00000064000000004653656520626974636f696e2e6f72672f666562323020696620796f7520686176652074726f75626c6520636f6e6e656374696e67206166746572203230204665627275617279004730450221008389df45f0703f39ec8c1cc42c13810ffcae14995bb648340219e353b63b53eb022009ec65e1c1aaeec1fd334c6b684bde2b3f573060d5b70c3a46723326e4e8a4f1"
   },
   "reject": {
-    "message": "f9beb4d972656a656374000000000000000000005df6e0e2"
+    "message": "f9beb4d972656a6563740000000000003a000000f44033160274780015696e73756666696369656e74207072696f72697479165d408c9dd26fbdcb42b07546f6c37752301e3772f3ae441baf569e78839111"
   },
   "notfound": {
     "message": "f9beb4d96e6f74666f756e6400000000250000001d33d53201010000003a4af715be220eae7b2657582869daddf79ac4afb4a0e1cafa5b57e1afb8dfe2"