diff --git a/comprehensive-gpl-guide.tex b/comprehensive-gpl-guide.tex
index 5c288c1..e9ab04e 100644
--- a/comprehensive-gpl-guide.tex
+++ b/comprehensive-gpl-guide.tex
@@ -66,6 +66,7 @@
 \newcommand{\tutorialpartsplit}[2]{#2}
 
 %\input{no-numbers-on-table-of-contents}
+\providecommand{\hrefnofollow}[2]{\href{#1}{#2}}
 
 \hypersetup{pdfinfo={Title={Copyleft and the GNU General Public License: A Comprehensive Tutorial and Guide}}}
 
diff --git a/tex4ht.usr b/tex4ht.usr
index f1f7183..51561f8 100644
--- a/tex4ht.usr
+++ b/tex4ht.usr
@@ -16,3 +16,5 @@
                <li><a href="/guide/monolithic">HTML (1 pg)</a></li>\Hnewline}}
    \newcommand{\monolith}{\Configure{next+}{\footermenu\HCode{\Hnewline<nav class="collapse navbar-collapse copyleft-navbar-collapse" role="navigation"><ul class="nav navbar-nav navbar-right">}}{\HCode{</ul></nav></div></footer>}}}
  \fi
+
+\def\hrefnofollow#1#2{\Link[#1 rel="nofollow"]{}{}{#2}\EndLink}