diff --git a/doc/fixes3-7-0.txt b/doc/fixes3-7-0.txt
index 147e07faf..f5de4645a 100644
--- a/doc/fixes3-7-0.txt
+++ b/doc/fixes3-7-0.txt
@@ -1,4 +1,4 @@
-HDT-Branch: NetHack-3.7 $:$NHDT-Revision: 1.890 $ $NHDT-Date: 1650836671 2022/04/24 21:44:31 $
+HDT-Branch: NetHack-3.7 $:$NHDT-Revision: 1.891 $ $NHDT-Date: 1650838834 2022/04/24 22:20:34 $
 
 General Fixes and Modified Features
 -----------------------------------
@@ -1175,6 +1175,8 @@ worn ring of slow digestion blocks per-turn hunger but not the hunger caused
 	and didn't cause any hunger itself; change to treat it like the ring
 if the progarm was built with EXTRA_SANITY_CHECKS enabled, changing levels
 	while riding would give impossible warning "no monster to remove"
+the change to protect Rider corpses from being destroyed by exploding chests
+	inadvertently prevented them from being used up when Riders revived
 
 curses: 'msg_window' option wasn't functional for curses unless the binary
 	also included tty support
diff --git a/include/extern.h b/include/extern.h
index 534f2a3ed..ed6205914 100644
--- a/include/extern.h
+++ b/include/extern.h
@@ -1,4 +1,4 @@
-/* NetHack 3.7	extern.h	$NHDT-Date: 1646870811 2022/03/10 00:06:51 $  $NHDT-Branch: NetHack-3.7 $:$NHDT-Revision: 1.1069 $ */
+/* NetHack 3.7	extern.h	$NHDT-Date: 1650838834 2022/04/24 22:20:34 $  $NHDT-Branch: NetHack-3.7 $:$NHDT-Revision: 1.1108 $ */
 /* Copyright (c) Steve Creps, 1988.				  */
 /* NetHack may be freely redistributed.  See license for details. */
 
@@ -1095,6 +1095,7 @@ extern void freeinv_core(struct obj *);
 extern void freeinv(struct obj *);
 extern void delallobj(int, int);
 extern void delobj(struct obj *);
+extern void delobj_core(struct obj *, boolean);
 extern struct obj *sobj_at(int, int, int);
 extern struct obj *nxtobj(struct obj *, int, boolean);
 extern struct obj *carrying(int);
diff --git a/src/invent.c b/src/invent.c
index 43ea03fc2..6348b9ab1 100644
--- a/src/invent.c
+++ b/src/invent.c
@@ -1,4 +1,4 @@
-/* NetHack 3.7	invent.c	$NHDT-Date: 1648428942 2022/03/28 00:55:42 $  $NHDT-Branch: NetHack-3.7 $:$NHDT-Revision: 1.359 $ */
+/* NetHack 3.7	invent.c	$NHDT-Date: 1650838836 2022/04/24 22:20:36 $  $NHDT-Branch: NetHack-3.7 $:$NHDT-Revision: 1.384 $ */
 /* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */
 /*-Copyright (c) Derek S. Ray, 2015. */
 /* NetHack may be freely redistributed.  See license for details. */
@@ -1201,15 +1201,25 @@ delallobj(int x, int y)
     }
 }
 
-/* destroy object in fobj chain (if unpaid, it remains on the bill) */
+/* normal object deletion (if unpaid, it remains on the bill) */
 void
 delobj(struct obj *obj)
+{
+    delobj_core(obj, FALSE);
+}
+
+/* destroy object; caller has control over whether to destroy something
+   that ordinarily shouldn't be destroyed */
+void
+delobj_core(
+    struct obj *obj,
+    boolean force) /* 'force==TRUE' used when reviving Rider corpses */
 {
     boolean update_map;
 
     /* obj_resists(obj,0,0) protects the Amulet, the invocation tools,
        and Rider corspes */
-    if (obj_resists(obj, 0, 0)) {
+    if (!force && obj_resists(obj, 0, 0)) {
         /* player might be doing something stupid, but we
          * can't guarantee that.  assume special artifacts
          * are indestructible via drawbridges, and exploding
@@ -1220,7 +1230,7 @@ delobj(struct obj *obj)
     }
     update_map = (obj->where == OBJ_FLOOR);
     obj_extract_self(obj);
-    if (update_map) {
+    if (update_map) { /* floor object's coordinates are always up to date */
         maybe_unhide_at(obj->ox, obj->oy);
         newsym(obj->ox, obj->oy);
     }
diff --git a/src/zap.c b/src/zap.c
index 26a2317c5..06509cd86 100644
--- a/src/zap.c
+++ b/src/zap.c
@@ -1,4 +1,4 @@
-/* NetHack 3.7	zap.c	$NHDT-Date: 1646870848 2022/03/10 00:07:28 $  $NHDT-Branch: NetHack-3.7 $:$NHDT-Revision: 1.402 $ */
+/* NetHack 3.7	zap.c	$NHDT-Date: 1650838839 2022/04/24 22:20:39 $  $NHDT-Branch: NetHack-3.7 $:$NHDT-Revision: 1.408 $ */
 /* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */
 /*-Copyright (c) Robert Patrick Rankin, 2013. */
 /* NetHack may be freely redistributed.  See license for details. */
@@ -993,7 +993,7 @@ revive(struct obj *corpse, boolean by_hero)
         /* not useupf(), which charges */
         if (corpse->quan > 1L)
             corpse = splitobj(corpse, 1L);
-        delobj(corpse);
+        delobj_core(corpse, TRUE);
         newsym(x, y);
         break;
     case OBJ_MINVENT: