diff --git a/doc/Guidebook.tex b/doc/Guidebook.tex
index 77860ea9a..11768e513 100644
--- a/doc/Guidebook.tex
+++ b/doc/Guidebook.tex
@@ -5246,7 +5246,7 @@ http:{\tt /}{\tt /}www.nethack.org{\tt /}.
 %.hn 2
 
 \subsection*{Special Thanks}
-\nd On behalf ot the {\it NetHack\/} community, thank you very much once
+\nd On behalf of the {\it NetHack\/} community, thank you very much once
 again to {\it M. Drew Streib}, {\it Pasi Kallinen} and {\it Robin Bandy} for
 providing public {\it NetHack\/} servers at  {\it nethack.alt.org\/} and
 {\it devnull.net\/} and/or for hosting annual {\it NetHack\/} tournaments.