diff --git a/docs/internals/contributing.txt b/docs/internals/contributing.txt
index 2e1831aec8..c9abf203eb 100644
--- a/docs/internals/contributing.txt
+++ b/docs/internals/contributing.txt
@@ -900,7 +900,7 @@ for generic relations and internationalization, type:
 
 .. code-block:: bash
 
-    PYTHONPATH=..
+    PYTHONPATH=`pwd`/..
     ./runtests.py --settings=settings generic_relations i18n
 
 Contrib apps