From b73cef3d78c6bbb93fec234f13c3c55d38d2e3d5 Mon Sep 17 00:00:00 2001
From: Josh Cooper <cppcooper@users.noreply.github.com>
Date: Sat, 12 Nov 2022 12:28:53 -0800
Subject: [PATCH] Update docs/Lua API.rst

Co-authored-by: Myk <myk002@yahoo.com>
---
 docs/Lua API.rst | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/docs/Lua API.rst b/docs/Lua API.rst
index 6b8290d12..607dd424f 100644
--- a/docs/Lua API.rst	
+++ b/docs/Lua API.rst	
@@ -1307,7 +1307,8 @@ Units module
 
 * ``dfhack.units.isUndead(unit[,include_vamps])``
 
-  The unit is undead, but not a vampire.
+  The unit is undead. Pass ``true`` as the optional second parameter to
+  count vampires as undead.
 
 * ``dfhack.units.isGreatDanger(unit)``