From afa160c4c3fa64d78b5857bcfa54e833c11dee26 Mon Sep 17 00:00:00 2001
From: Enno Rehling <enno.rehling@gmail.com>
Date: Sat, 15 Aug 2020 23:29:40 +0200
Subject: [PATCH] fix crash in turn 1181

---
 src/kernel/unit.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/kernel/unit.c b/src/kernel/unit.c
index 6b4cbe2b0..bb289084a 100644
--- a/src/kernel/unit.c
+++ b/src/kernel/unit.c
@@ -557,7 +557,7 @@ void set_level(unit * u, skill_t sk, int value)
 {
     skill *sv = u->skills;
 
-    assert(sk != SK_MAGIC || !u->faction || u->number == 1 || fval(u->faction, FFL_NPC));
+    assert(sk != SK_MAGIC || value==0 || !u->faction || u->number == 1 || fval(u->faction, FFL_NPC));
     assert(value <= CHAR_MAX && value >= CHAR_MIN);
     if (!skill_enabled(sk))
         return;