diff --git a/tox.ini b/tox.ini
index 0b3f990fc..464420ca9 100644
--- a/tox.ini
+++ b/tox.ini
@@ -5,3 +5,6 @@ envlist = py32, py33
 # Change dir to avoid import problem
 changedir = docs
 commands = {envpython} -m attic.testsuite.run -bv []
+
+[testenv:py32]
+deps = mock