diff --git a/lib/errors.js b/lib/errors.js
index 7a45b1c..7967754 100644
--- a/lib/errors.js
+++ b/lib/errors.js
@@ -1,11 +1,14 @@
 'use strict';
 
 
-function RequestError(cause) {
+function RequestError(cause, options, response) {
 
     this.name = 'RequestError';
     this.message = String(cause);
     this.cause = cause;
+    this.error = cause; // legacy attribute
+    this.options = options;
+    this.response = response;
 
     if (Error.captureStackTrace) { // if required for non-V8 envs - see PR #40
         Error.captureStackTrace(this);
@@ -16,11 +19,14 @@ RequestError.prototype = Object.create(Error.prototype);
 RequestError.prototype.constructor = RequestError;
 
 
-function StatusCodeError(statusCode, message) {
+function StatusCodeError(statusCode, body, options, response) {
 
     this.name = 'StatusCodeError';
     this.statusCode = statusCode;
-    this.message = statusCode + ' - ' + (JSON && JSON.stringify ? JSON.stringify(message) : message);
+    this.message = statusCode + ' - ' + (JSON && JSON.stringify ? JSON.stringify(body) : body);
+    this.error = body; // legacy attribute
+    this.options = options;
+    this.response = response;
 
     if (Error.captureStackTrace) { // if required for non-V8 envs - see PR #40
         Error.captureStackTrace(this);
diff --git a/lib/rp.js b/lib/rp.js
index 4dd1706..3ea968d 100644
--- a/lib/rp.js
+++ b/lib/rp.js
@@ -57,19 +57,11 @@ function RP$callback(err, response, body) {
 
     if (err) {
 
-        self._rp_reject(assign(new errors.RequestError(err), {
-            error: err,
-            options: self._rp_options,
-            response: response
-        }));
+        self._rp_reject(new errors.RequestError(err, self._rp_options, response));
 
     } else if (self._rp_options.simple && !(/^2/.test('' + response.statusCode))) {
 
-        self._rp_reject(assign(new errors.StatusCodeError(response.statusCode, body), {
-            error: body,
-            options: self._rp_options,
-            response: response
-        }));
+        self._rp_reject(new errors.StatusCodeError(response.statusCode, body, self._rp_options, response));
 
     } else {
         if (isFunction(self._rp_options.transform)) {