diff --git a/docs/tutorial01.txt b/docs/tutorial01.txt
index d47dd4a19d..56c5fa769e 100644
--- a/docs/tutorial01.txt
+++ b/docs/tutorial01.txt
@@ -41,6 +41,13 @@ From the command line, ``cd`` into a directory where you'd like to store your
 code, then run the command ``django-admin.py startproject mysite``. This
 will create a ``mysite`` directory in your current directory.
 
+.. note::
+    
+    You'll need to avoid naming projects after built-in Python or Django
+    components. In particular, this means you should avoid using names like
+    ``django`` (which will conflict with Django itself) or ``site`` (which
+    conflicts with a built-in Python package).
+
 (``django-admin.py`` should be on your system path if you installed Django via
 ``python setup.py``. If it's not on your path, you can find it in
 ``site-packages/django/bin``, where ``site-packages`` is a directory within