--- a/docs/rblcheck.sgml	(revision 71)
+++ b/docs/rblcheck.sgml	(revision 72)
@@ -160,7 +160,7 @@
 <Para>
 When you are done, you can type <Application>make install</Application> to
 install the software (by default, everything will be installed in
-<Filename>/usr/local</Filename>.
+<Filename class="directory">/usr/local</Filename>.
 </Para>
 
 <Para>
@@ -397,7 +397,8 @@
 A recent addition to the rblcheck package is the <Application>rbl</Application>
 shell script, which is a simple wrapper around rblcheck, with one special
 feature: it will read a global <Filename>rblcheckrc</Filename> (usually
-in <Filename>/etc</Filename> or <Filename>/usr/etc</Filename>), and then
+in <Filename class="directory">/etc</Filename> or
+<Filename class="directory">/usr/etc</Filename>), and then
 a <Filename>.rblcheckrc</Filename> from the current user's home directory.
 These files can contain any of the usual <Application>rblcheck</Application>
 command-line arguments (see <XRef linkend="using_rblcheck">), but are most