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@@ -560,7 +560,7 @@ Doxygen comes as a self-installing archive, so installation is extremely simple.
Just follow the dialogs.
After installation it is recommended to also download and install GraphViz
-(version 2.8 or better is highly recommended). Doxygen can use the \c dot tool
+(version 2.20 or better is highly recommended). Doxygen can use the \c dot tool
of the GraphViz package to render nicer diagrams, see the
\ref cfg_have_dot "HAVE_DOT" option in the configuration file.