diff --git a/lib/Twitter.js b/lib/Twitter.js
index 2da39bc..c6d8a22 100644
--- a/lib/Twitter.js
+++ b/lib/Twitter.js
@@ -211,7 +211,7 @@ Twitter.prototype.doPost = function (url, post_body, error, success) {
     //(url, oauth_token, oauth_token_secret, post_body, post_content_type, callback 
     this.oauth.post(url, this.accessToken, this.accessTokenSecret, post_body, "application/x-www-form-urlencoded", function (err, body, response) {
         if (DEBUG) console.log('URL [%s]', url);
-        if (!err && response.statusCode == 200) {
+        if (!err && response.statusCode >= 200 && response.statusCode < 300) {
             success(body);
         } else {
             error(err, response, body);