--- doc/doxygen_manual.tex.orig	Sat Jan 11 12:24:18 2003
+++ doc/doxygen_manual.tex	Tue Apr 29 21:01:23 2003
@@ -30,7 +30,7 @@
            ]{hyperref}
 \makeindex
 \setcounter{tocdepth}{1}
-\setlength{\footrulewidth}{0.4pt}
+\renewcommand{\footrulewidth}{0.4pt}
 \begin{document}
 \begin{titlepage}
 \includegraphics[width=\textwidth]{doxygen_logo}
