diff --git a/tox.ini b/tox.ini
index 27818ae64c..7762488f07 100644
--- a/tox.ini
+++ b/tox.ini
@@ -8,7 +8,8 @@ basepython = python2.7
 usedevelop = True
 install_command = pip install -U {opts} {packages}
 setenv = VIRTUAL_ENV={envdir}
-deps = -r{toxinidir}/test-requirements.txt
+deps = -r{toxinidir}/requirements.txt
+       -r{toxinidir}/test-requirements.txt
 commands =
   python setup.py testr --slowest --testr-args='{posargs}'