diff --git a/flake8/__init__.py b/flake8/__init__.py
index 2a9b184..a3332a5 100644
--- a/flake8/__init__.py
+++ b/flake8/__init__.py
@@ -1,2 +1,2 @@
 
-__version__ = '1.7.0'
+__version__ = '2.0'
diff --git a/setup.py b/setup.py
index e8f0e0c..8321794 100644
--- a/setup.py
+++ b/setup.py
@@ -42,7 +42,7 @@ setup(
     url="http://bitbucket.org/tarek/flake8",
     packages=["flake8", "flake8.tests"],
     scripts=scripts,
-    install_requires=["flakey (==2.0)",  "pep8 (>=1.4)"],
+    install_requires=["flakey (==2.0)",  "pep8 (==1.4.1)"],
     long_description=README,
     classifiers=[
         "Environment :: Console",