diff --git a/doc/source/index.rst b/doc/source/index.rst
index 457b4cdb44b37c7147b02c3b33e7e670ee43c872..9ec0a735d3e8834e291054525db33fbb9be064a3 100644
--- a/doc/source/index.rst
+++ b/doc/source/index.rst
@@ -66,6 +66,9 @@ source distribution.)
 Contents
 ========
 
+A `tutorial <http://enja.org/2011/02/22/adventures-in-pyopencl-part-1-getting-started-with-python/>`_
+is on the web, thanks to Ian Johnson.
+
 .. toctree::
     :maxdepth: 2