diff --git a/setup.py b/setup.py
index 1799c38e2b..430027af27 100644
--- a/setup.py
+++ b/setup.py
@@ -26,6 +26,7 @@ setup(name='proteus',
     classifiers=[
         'Development Status :: 5 - Production/Stable',
         'Environment :: Plugins',
+        'Framework :: Tryton',
         'Intended Audience :: Developers',
         'Intended Audience :: Financial and Insurance Industry',
         'Intended Audience :: Legal Industry',