diff --git a/README.rst b/README.rst
index b9baa116..f8110cd4 100644
--- a/README.rst
+++ b/README.rst
@@ -93,7 +93,7 @@ a pull request as it will help us to maintain the code clean and running.
 
 To do so::
 
-    $ make tests
+    $ make test
 
 As a designer / Front-end developer
 -----------------------------------
diff --git a/budget/tests/__init__.py b/budget/tests/__init__.py
new file mode 100644
index 00000000..e69de29b
diff --git a/budget/tests.py b/budget/tests/tests.py
similarity index 100%
rename from budget/tests.py
rename to budget/tests/tests.py
diff --git a/tox.ini b/tox.ini
index be873b3a..23f54f49 100644
--- a/tox.ini
+++ b/tox.ini
@@ -6,7 +6,7 @@ skip_missing_interpreters = True
 
 commands =
     python --version
-    python budget/tests.py
+    python -m unittest discover -s budget
 deps =
     -rdev-requirements.txt
     -rrequirements.txt