diff --git a/doc/fix_atc.html b/doc/fix_atc.html
index c63114ec7f..8ee90012dc 100644
--- a/doc/fix_atc.html
+++ b/doc/fix_atc.html
@@ -60,10 +60,10 @@ book</A>, for the basics of FE simulation.
 </P>
 <HR>
 
-<P>Thermal and two_temperature (coupling) types use a Verlet
-time-integration algorithm.  The hardy type does not contain its own
+<P><I>Thermal</I> and <I>two_temperature</I> (coupling) types use a Verlet
+time-integration algorithm.  The <I>hardy</I> type does not contain its own
 time-integrator and must be used with a separate fix that does contain
-one, e.g. <A HREF = "fix_nve.html<A HREF = "fix_nvt.html">>fix nve</A>, fix nvt</A>, etc.
+one, e.g. <A HREF = "fix_nve.html">fix nve</A>, <A HREF = "fix_nvt.html">fix nvt</A>, etc.
 </P>
 <P>A set of example input files with the attendant material files are
 included in the examples/USER/atc directory of the LAMMPS
diff --git a/doc/fix_atc.txt b/doc/fix_atc.txt
index 0307df2e6d..90728f26cd 100644
--- a/doc/fix_atc.txt
+++ b/doc/fix_atc.txt
@@ -54,10 +54,10 @@ book"_#Hughes, for the basics of FE simulation.
 
 :line
 
-Thermal and two_temperature (coupling) types use a Verlet
-time-integration algorithm.  The hardy type does not contain its own
+{Thermal} and {two_temperature} (coupling) types use a Verlet
+time-integration algorithm.  The {hardy} type does not contain its own
 time-integrator and must be used with a separate fix that does contain
-one, e.g. "fix nve"_fix_nve.html, fix nvt"_fix_nvt.html, etc.
+one, e.g. "fix nve"_fix_nve.html, "fix nvt"_fix_nvt.html, etc.
 
 A set of example input files with the attendant material files are
 included in the examples/USER/atc directory of the LAMMPS