From ec1d01bbe1580be97967aae616711cd4921e6ddb Mon Sep 17 00:00:00 2001
From: Pasi Kallinen <paxed@alt.org>
Date: Tue, 15 Dec 2020 17:35:07 +0200
Subject: [PATCH] Fix monster hide status when moving ball & chain

---
 src/hack.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/hack.c b/src/hack.c
index 3566831a2..c8c30d900 100644
--- a/src/hack.c
+++ b/src/hack.c
@@ -572,6 +572,7 @@ register xchar ox, oy;
 {
     /* optimize by leaving on the fobj chain? */
     remove_object(obj);
+    maybe_unhide_at(obj->ox, obj->oy);
     newsym(obj->ox, obj->oy);
     place_object(obj, ox, oy);
     newsym(ox, oy);