diff --git a/manual/advanced_topics/main.tex b/manual/advanced_topics/main.tex
index 6e2c96819a..2cb5c41544 100644
--- a/manual/advanced_topics/main.tex
+++ b/manual/advanced_topics/main.tex
@@ -70,7 +70,7 @@ file, save it as a \fname{.wps} file. Example: Instead of \fname{Rockbox.txt},
 save the file as \fname{Rockbox.wps}. To make sure non english characters 
 display correctly in your WPS you must save the .wps file with UTF-8 character 
 encoding. This can be done in most editors, for example Notepad in Windows 2000
-or XP (but not in 9x/ME) can do this. See appendix \ref{ref:wps_tags} for all 
+or XP (but not in 9x/ME) can do this. See appendix \reference{ref:wps_tags} for all
 the tags that are available.
 
 \begin{itemize}
@@ -244,7 +244,7 @@ that the filename must end in \fname{.cfg}
 
 Hint: Use the \setting{Write .cfg file} feature (\setting{Main Menu$\rightarrow$
 General Settings}) to save the current settings, then use a text editor to
-customize the settings file. See appendix \ref{ref:config_file_options} 
+customize the settings file. See appendix \reference{ref:config_file_options} 
 for the full reference of available options.
 
 \subsection{Format Rules}