From dfac5fbf67ca9b2b147c09a17306202818e35b08 Mon Sep 17 00:00:00 2001
From: Pasi Kallinen <paxed@alt.org>
Date: Wed, 11 Oct 2023 19:52:27 +0300
Subject: [PATCH] Buff blessed potion of monster detection

---
 doc/fixes3-7-0.txt | 1 +
 src/potion.c       | 4 +++-
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/doc/fixes3-7-0.txt b/doc/fixes3-7-0.txt
index 74b821885..970de375c 100644
--- a/doc/fixes3-7-0.txt
+++ b/doc/fixes3-7-0.txt
@@ -1257,6 +1257,7 @@ adjust wand of make invisible and potion of invisibility effects
 barbed devils have an attack that sticks you to them
 balrogs prefer bullwhip if hero is wielding a weapon
 ice devils have an additional attack, a slowing touch
+buff blessed potion of monster detection
 
 
 Fixes to 3.7.0-x General Problems Exposed Via git Repository
diff --git a/src/potion.c b/src/potion.c
index 2bef884fc..9b77d7593 100644
--- a/src/potion.c
+++ b/src/potion.c
@@ -901,8 +901,10 @@ peffect_monster_detection(struct obj *otmp)
         /* after a while, repeated uses become less effective */
         if ((HDetect_monsters & TIMEOUT) >= 300L)
             i = 1;
-        else
+        else if (otmp->oclass == SPBOOK_CLASS)
             i = rn1(40, 21);
+        else /* potion */
+            i = rn2(100) + 100;
         incr_itimeout(&HDetect_monsters, i);
         for (x = 1; x < COLNO; x++) {
             for (y = 0; y < ROWNO; y++) {