fix a heading and table column misalignment in doc/Guidebook.tex

diff --git a/doc/Guidebook.tex b/doc/Guidebook.tex
index 8f756190d9b2947abbc0824b523f4b755b9d6e87..e85afe12292e0eed5277dc6b572a722f70c0d5b4 100644 (file)
--- a/doc/Guidebook.tex
+++ b/doc/Guidebook.tex
@@ -4461,7 +4461,7 @@ character.
 \small
 \begin{longtable}{lll}
 \caption[]{NetHack Symbols}\\
-Default  & Symbol Name                & Description\\
+Default                      & Symbol Name                & Description\\
 \hline \hline
 \endhead
 \verb@ @ & S\verb+_+air                     &  (air)\\