diff --git a/doc/fixes34.0 b/doc/fixes34.0
index 6c1477985..fc0913b8c 100644
--- a/doc/fixes34.0
+++ b/doc/fixes34.0
@@ -437,6 +437,8 @@ throwing an artifact upwards will trigger artifact hit effects when it falls
 being hit by Fire Brand stops the turning-into-slime process
 monsters hitting other monsters can split puddings with weapons
 be consistent with checking for iron weapons when splitting puddings
+prevent corpses of undead creatures just killed by undead turning from being
+	instantly revived by the same undead turning attack
 
 
 Platform- and/or Interface-Specific Fixes
diff --git a/src/mon.c b/src/mon.c
index 92163cda0..0664b7cab 100644
--- a/src/mon.c
+++ b/src/mon.c
@@ -238,6 +238,10 @@ register struct monst *mtmp;
 	}
 	/* All special cases should precede the G_NOCORPSE check */
 
+	/* if polymorph or undead turning has killed this monster,
+	   prevent the same attack beam from hitting its corpse */
+	if (flags.bypasses) bypass_obj(obj);
+
 	if (mtmp->mnamelth)
 	    obj = oname(obj, NAME(mtmp));
 
diff --git a/src/zap.c b/src/zap.c
index 19242142d..aad71a8e3 100644
--- a/src/zap.c
+++ b/src/zap.c
@@ -166,8 +166,10 @@ struct obj *otmp;
 			if(dbldam) dmg *= 2;
 			if (otyp == SPE_TURN_UNDEAD)
 				dmg += spell_damage_bonus();
-			if(!resist(mtmp, otmp->oclass, dmg, NOTELL))
-			    monflee(mtmp, 0, FALSE, TRUE);
+			flags.bypasses = TRUE;	/* for make_corpse() */
+			if (!resist(mtmp, otmp->oclass, dmg, NOTELL)) {
+			    if (mtmp->mhp > 0) monflee(mtmp, 0, FALSE, TRUE);
+			}
 		}
 		break;
 	case WAN_POLYMORPH:
@@ -186,12 +188,14 @@ struct obj *otmp;
 			    pline("%s shudders!", Monnam(mtmp));
 			    makeknown(otyp);
 			}
+			/* flags.bypasses = TRUE; ## for make_corpse() */
 			/* no corpse after system shock */
 			xkilled(mtmp, 3);
-		    }
-		    else if (newcham(mtmp, (struct permonst *)0, (otyp != POT_POLYMORPH)) )
+		    } else if (newcham(mtmp, (struct permonst *)0,
+				       (otyp != POT_POLYMORPH))) {
 			if (!Hallucination && canspotmon(mtmp))
 			    makeknown(otyp);
+		    }
 		}
 		break;
 	case WAN_CANCELLATION:
@@ -1435,6 +1439,10 @@ struct obj *obj, *otmp;
 		 *             consistent with items that remain in the
 		 *             monster's inventory. They are not polymorphed
 		 *             either.
+		 * UNDEAD_TURNING - When an undead creature gets killed via
+		 *	       undead turning, prevent its corpse from being
+		 *	       immediately revived by the same effect.
+		 *
 		 * The bypass bit on all objects is reset each turn, whenever
 		 * flags.bypasses is set.
 		 *