diff --git a/your-first-python-program.html b/your-first-python-program.html
index 32bf5b3..ab2efb9 100644
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@@ -268,7 +268,7 @@ if __name__ == "__main__":
 <li><a href=http://www.python.org/dev/peps/pep-0257/>PEP 257: Docstring Conventions</a> explains what distinguishes a good <code>docstring</code> from a great <code>docstring</code>.
 <li><a href=http://docs.python.org/3.0/tutorial/controlflow.html#documentation-strings>Python Tutorial: Documentation Strings</a> also touches on the subject.
 <li><a href=http://www.python.org/dev/peps/pep-0008/>PEP 8: Style Guide for Python Code</a> discusses good indentation style.
-<li><a href=http://docs.python.org/3.0/reference/><cite>Python Reference Manual</cite></a> explains what it means to say that <a href=http://docs.python.org/3.0/reference/datamodel.html#objects-values-and-types>everything in Python is an object</a>, because some people are pedantic and like to discuss that sort of thing at great length.
+<li><a href=http://docs.python.org/3.0/reference/><cite>Python Reference Manual</cite></a> explains what it means to say that <a href=http://docs.python.org/3.0/reference/datamodel.html#objects-values-and-types>everything in Python is an object</a>, because some people are <a href=http://www.douglasadams.com/dna/pedants.html>pedants</a> and like to discuss that sort of thing at great length.
 </ul>
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 <p class=c>&copy; 2001&ndash;9 <a href=about.html>Mark Pilgrim</a>