GUACAMOLE-197: Clean up missing tags and style issues.
diff --git a/src/chapters/radius-auth.xml b/src/chapters/radius-auth.xml
index 30a58ef..2b45317 100644
--- a/src/chapters/radius-auth.xml
+++ b/src/chapters/radius-auth.xml
@@ -21,7 +21,7 @@
<section xml:id="installing-radius-auth">
<title>Installing RADIUS authentication</title>
<para>The RADIUS extension must be explicitly enabled during build time in order to generate
- the binaries and resulting JAR file. This is done by adding the flag <>-Plgpl-extensions</>
+ the binaries and resulting JAR file. This is done by adding the flag <option>-Plgpl-extensions</option>
to the MAVEN command line during the build, and should result in the output below:</para>
<informalexample>
<screen><prompt>$</prompt> <userinput>mvn clean package -Plgpl-extensions</userinput>
@@ -58,7 +58,7 @@
[INFO] Finished at: Wed Jan 31 09:45:41 EST 2018
[INFO] Final Memory: 47M/749M
[INFO] ------------------------------------------------------------------------</computeroutput>
- <prompt>$</prompt></screen>
+<prompt>$</prompt></screen>
</informalexample>
<para>After the build completes successfully, the extension will be in the