diff --git a/liclient/__init__.py b/liclient/__init__.py
index e0b3c86..f97ac8d 100644
--- a/liclient/__init__.py
+++ b/liclient/__init__.py
@@ -34,7 +34,7 @@ def __init__(self, ck, cs):
                                            'JGRP', 'PICT', 'RECU', 'PRFU',
                                            'QSTN', 'STAT']
         
-    def get_request_token(self):
+    def get_request_token(self, redirect_url=None):
         """
         Get a request token based on the consumer key and secret to supply the
         user with the authorization URL they can use to give the application
@@ -42,8 +42,13 @@ def get_request_token(self):
         """
         client = oauth.Client(self.consumer)
         request_token_url = self.base_url + self.request_token_path
-        
-        resp, content = client.request(request_token_url, 'POST')
+
+        if redirect_url:
+            resp, content = client.request(request_token_url, 'POST',
+                body="oauth_callback=%s" % urllib.quote_plus(redirect_url),
+                headers={'Content-Type': 'application/x-www-form-urlencoded'})
+        else:
+            resp, content = client.request(request_token_url, 'POST')
         request_token = dict(urlparse.parse_qsl(content))
         return request_token