diff --git a/docs/writing/documentation.rst b/docs/writing/documentation.rst
index e122a83..7a4757f 100644
--- a/docs/writing/documentation.rst
+++ b/docs/writing/documentation.rst
@@ -58,7 +58,8 @@ Multi-line docstrings: ::
     ...
 
 Sphinx
-::::::
+------
+Sphinx (http://sphinx.pocoo.org) is a tool  which converts documentation in the reStructured text markup language into a range of output formats including HTML, LaTeX (for printable PDF versions), manual pages and plain text.