diff --git a/doc/Guidebook.mn b/doc/Guidebook.mn
index ae60868aa..e00a361af 100644
--- a/doc/Guidebook.mn
+++ b/doc/Guidebook.mn
@@ -3729,7 +3729,7 @@ For example, the following line in your config file will cause
 the hitpoints field to display in the color red if your hitpoints
 drop to or below a threshold of 30%:
 .si
-.lp "OPTION=hilite_status: hitpoints/<30%/red/normal"
+.lp "OPTION=hilite_status: hitpoints/<=30%/red/normal"
 .ei
 .pg
 For another example, the following line in your config file will cause
diff --git a/doc/Guidebook.tex b/doc/Guidebook.tex
index 5b1fcd1aa..22e1ed60a 100644
--- a/doc/Guidebook.tex
+++ b/doc/Guidebook.tex
@@ -4351,7 +4351,7 @@ For example, the following line in your config file will cause
 the hitpoints field to display in the color red if your hitpoints
 drop to or below a threshold of 30%:
 \begin{verbatim}
-    OPTION=hilite_status: hitpoints/<30%/red/normal
+    OPTION=hilite_status: hitpoints/<=30%/red/normal
 \end{verbatim}
 %.pg
 For another example, the following line in your config file will cause