diff --git a/dev-requirements.txt b/dev-requirements.txt
index a3a5fd8..56cf461 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -1,3 +1,4 @@
+tox
 mock
 django-nose
 coverage==3.7.1
diff --git a/dev_requirements.txt b/dev_requirements.txt
deleted file mode 100644
index b1d7367..0000000
--- a/dev_requirements.txt
+++ /dev/null
@@ -1,3 +0,0 @@
-coverage
-django_nose
-mock
diff --git a/src/postorius/doc/development.rst b/src/postorius/doc/development.rst
index efb6024..da59443 100644
--- a/src/postorius/doc/development.rst
+++ b/src/postorius/doc/development.rst
@@ -25,12 +25,19 @@
 3. Make a "merge proposal" to get your code reviewed and merged. 
 
 
-Testing
-=======
+Installing and running the tests
+================================
+
+After a fresh checkout, first install Postorius in develop mode, as well as
+the development dependencies:
+
+::
+
+    $ python setup.py develop
+    $ pip -r dev-requirements.txt
 
 
-After a fresh checkout of Postorius you can run the tests from
-Postorius' root directory using ``tox``:
+Once that's done you can run the tests running ``tox``:
 
 ::