diff --git a/tox.ini b/tox.ini
index 212eb0d57..375f0e2ab 100644
--- a/tox.ini
+++ b/tox.ini
@@ -16,6 +16,9 @@ deps = -r{toxinidir}/requirements.txt
 #commands = nosetests {posargs}
 commands = python setup.py testr --slowest --testr-args='--concurrency 1 {posargs}'
 
+[testenv:py27]
+setenv = ZAQAR_TEST_MONGODB=1
+
 [testenv:py33]
 deps = -r{toxinidir}/requirements-py3.txt
        -r{toxinidir}/test-requirements-py3.txt