1 files changed, 1 insertions, 0 deletions
diff --git a/setup.py b/setup.py
index fcd85eb2..c4116559 100755
--- a/setup.py
+++ b/setup.py
@@ -134,6 +134,7 @@ dist = setup(
     License :: OSI Approved :: Zope Public License
     Operating System :: OS Independent
     Programming Language :: Python
+    Programming Language :: Python :: 3
     Topic :: Software Development :: Libraries :: Python Modules
     Topic :: System :: Archiving :: Packaging
     Topic :: System :: Systems Administration