diff --git a/tox.ini b/tox.ini
new file mode 100644
index 0000000..389b881
--- /dev/null
+++ b/tox.ini
@@ -0,0 +1,27 @@
+[tox]
+envlist =
+    py25, py26, py27, py25-trunk, py26-trunk, py27-trunk
+
+[testenv]
+commands =
+    python setup.py test
+deps =
+    django==1.2.4
+
+
+# We lied here, these are not really trunk, but rather the 1.3 beta-1, which
+# is close enough.
+[testenv:py25-trunk]
+basepython = python2.5
+deps =
+    http://www.djangoproject.com/download/1.3-beta-1/tarball/
+
+[testenv:py26-trunk]
+basepython = python2.6
+deps =
+    http://www.djangoproject.com/download/1.3-beta-1/tarball/
+
+[testenv:py27-trunk]
+basepython = python2.7
+deps =
+    http://www.djangoproject.com/download/1.3-beta-1/tarball/