1 files changed, 1 insertions, 0 deletions
diff --git a/setup.py b/setup.py
index 89f67a899..a37068ee6 100644
--- a/setup.py
+++ b/setup.py
@@ -108,6 +108,7 @@ case second `m'.  Any other spelling is incorrect.""",
         'zc.buildout',
         'zope.component',
         'zope.configuration',
+        'zope.event',
         'zope.interface',
         'zope.testing<4',
         ],