diff --git a/setup.py b/setup.py
index 8e3bf48..46f494e 100644
--- a/setup.py
+++ b/setup.py
@@ -5,7 +5,7 @@ from setuptools import setup
 from setuptools import find_packages
 
 __author__ = 'Ryan McGrath <ryan@venodesigns.net>'
-__version__ = '1.4'
+__version__ = '1.4.1'
 
 setup(
 	# Basic package information.
diff --git a/twython/twython.py b/twython/twython.py
index a35e42b..7ce8973 100644
--- a/twython/twython.py
+++ b/twython/twython.py
@@ -9,7 +9,7 @@
 """
 
 __author__ = "Ryan McGrath <ryan@venodesigns.net>"
-__version__ = "1.4"
+__version__ = "1.4.1"
 
 import urllib
 import urllib2
@@ -48,7 +48,12 @@ except ImportError:
 			raise Exception("Twython requires the simplejson library (or Python 2.6) to work. http://www.undefined.org/python/")
 
 # Detect if oauth2 supports the callback_url argument to request
-OAUTH_LIB_SUPPORTS_CALLBACK = 'callback_url' in inspect.getargspec(oauth.Client.request).args
+OAUTH_CLIENT_INSPECTION = inspect.getargspec(oauth.Client.request)
+try:
+	OAUTH_LIB_SUPPORTS_CALLBACK = 'callback_url' in OAUTH_CLIENT_INSPECTION.args	
+except AttributeError:
+	# Python 2.5 doesn't return named tuples, so don't look for an args section specifically.
+	OAUTH_LIB_SUPPORTS_CALLBACK = 'callback_url' in OAUTH_CLIENT_INSPECTION
 
 class TwythonError(AttributeError):
 	"""
diff --git a/twython3k/twython.py b/twython3k/twython.py
index 7a86649..4c64a98 100644
--- a/twython3k/twython.py
+++ b/twython3k/twython.py
@@ -9,7 +9,7 @@
 """
 
 __author__ = "Ryan McGrath <ryan@venodesigns.net>"
-__version__ = "1.4"
+__version__ = "1.4.1"
 
 import urllib.request, urllib.parse, urllib.error
 import urllib.request, urllib.error, urllib.parse