diff --git a/docs/contribute.rst b/docs/contribute.rst
index 010b24a3..02af695f 100644
--- a/docs/contribute.rst
+++ b/docs/contribute.rst
@@ -36,4 +36,4 @@ the feature you are working on or the bug you're fixing.
 The tests leaves under "pelican/tests" and you can run them using the
 "discover" feature of unittest2::
 
-    python -m unittest2 discover
+    $ unit2 discover