1 files changed, 4 insertions, 0 deletions
diff --git a/tox.ini b/tox.ini
index b7850c6..26462e7 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,11 +1,15 @@
 [tox]
 envlist = py26,py27,py33,pypy,pep8
+minversion = 1.6
+skipsdist = True
 
 [testenv]
 setenv = VIRTUAL_ENV={envdir}
          LANG=en_US.UTF-8
          LANGUAGE=en_US:en
          LC_ALL=C
+usedevelop = True
+install_command = pip install {opts} {packages}
 deps = -r{toxinidir}/requirements.txt
        -r{toxinidir}/test-requirements.txt
 commands = python setup.py testr --testr-args='{posargs}'