diff --git a/setup.py b/setup.py
index 85ddaf5..38b67d1 100644
--- a/setup.py
+++ b/setup.py
@@ -16,7 +16,7 @@ setup(
     description="Keep track of failed login attempts in Django-powered sites.",
     long_description=readme,
     keywords='django, security, authentication',
-    author='Josh VanderLinden, Philip Neustrom, Michael Blume',
+    author='Josh VanderLinden, Philip Neustrom, Michael Blume, Camilo Nova',
     author_email='codekoala@gmail.com',
     maintainer='Alex Clark',
     maintainer_email='aclark@aclark.net',
@@ -24,6 +24,7 @@ setup(
     license='MIT',
     package_dir={'axes': 'axes'},
     include_package_data=True,
+    install_requires=['six>=1.2'],
     packages=find_packages(),
     classifiers=[
         'Development Status :: 5 - Production/Stable',
@@ -35,6 +36,7 @@ setup(
         'Operating System :: OS Independent',
         'Programming Language :: Python',
         'Programming Language :: Python :: 2.7',
+        'Programming Language :: Python :: 3',
         'Topic :: Internet :: Log Analysis',
         'Topic :: Internet :: WWW/HTTP :: WSGI :: Middleware',
         'Topic :: Security',