diff --git a/setup.py b/setup.py
index 7bf9b88..625585c 100644
--- a/setup.py
+++ b/setup.py
@@ -48,6 +48,8 @@
           'ZODB >= 5.0',
           'zope.testing',
       ],
+      extras_require={
+        'test': ['mock', 'zope.testrunner'],},
       include_package_data=True,
       zip_safe=False,
       keywords=['zope', 'plone', 'zodb']
diff --git a/tox.ini b/tox.ini
index 77d9a08..7bf0c79 100644
--- a/tox.ini
+++ b/tox.ini
@@ -7,6 +7,5 @@ commands =
     zope-testrunner --test-path=src --auto-color --auto-progress
     
 deps =
-    ZODB
-    zope.testing
-    zope.testrunner
+
+extras = test