diff --git a/setup.py b/setup.py
index b0eab170..f50ce787 100644
--- a/setup.py
+++ b/setup.py
@@ -28,7 +28,7 @@ brave programmer.
 """
 
 classifiers = """\
-Development Status :: 4 - Beta
+Development Status :: 5 - Production/Stable
 Intended Audience :: Developers
 License :: OSI Approved :: GNU General Public License (GPL)
 License :: OSI Approved :: Zope Public License