1 files changed, 1 insertions, 1 deletions

diff --git a/manual/configure_rockbox/voice.tex b/manual/configure_rockbox/voice.tex
index 905736fd98..5f1183c625 100644
--- a/manual/configure_rockbox/voice.tex
+++ b/manual/configure_rockbox/voice.tex
@@ -16,7 +16,7 @@
     \begin{itemize}
     \item Setting the Sound Option \setting{Channels} to \setting{Karaoke} may 
       disable voice menus.
-    \item Plugins \opt{CONFIG_RTC}{and the wake up alarm} do not support
+    \item Plugins \opt{rtc}{and the wake up alarm} do not support
       voice features.
     \end{itemize}