diff --git a/doc/fixes37.0 b/doc/fixes37.0
index 674aac167..06bf12d34 100644
--- a/doc/fixes37.0
+++ b/doc/fixes37.0
@@ -1,4 +1,4 @@
-$NHDT-Branch: NetHack-3.7 $:$NHDT-Revision: 1.234 $ $NHDT-Date: 1593309675 2020/06/28 02:01:15 $
+$NHDT-Branch: NetHack-3.7 $:$NHDT-Revision: 1.235 $ $NHDT-Date: 1593611274 2020/07/01 13:47:54 $
 
 General Fixes and Modified Features
 -----------------------------------
@@ -199,6 +199,8 @@ attempting to read a novel while blind reported "you can't read the mystic
 don't let life draining reduce a monster's max HP below its level + 1
 report "<Mon> expires" rather than "<Mon> dies" if polymorphed hero kills a
 	non-living monster (golem, vortex) with life drain (vampire bite)
+allow hero in silver-hating form to ring the silver bell but only if on/over
+	the vibrating square
 
 
 Fixes to 3.7.0-x Problems that Were Exposed Via git Repository
diff --git a/src/artifact.c b/src/artifact.c
index 04f7a33f1..bb808e8c6 100644
--- a/src/artifact.c
+++ b/src/artifact.c
@@ -1,4 +1,4 @@
-/* NetHack 3.6	artifact.c	$NHDT-Date: 1593306896 2020/06/28 01:14:56 $  $NHDT-Branch: NetHack-3.7 $:$NHDT-Revision: 1.157 $ */
+/* NetHack 3.6	artifact.c	$NHDT-Date: 1593611274 2020/07/01 13:47:54 $  $NHDT-Branch: NetHack-3.7 $:$NHDT-Revision: 1.158 $ */
 /* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */
 /*-Copyright (c) Robert Patrick Rankin, 2013. */
 /* NetHack may be freely redistributed.  See license for details. */
@@ -1948,6 +1948,12 @@ boolean loseit;    /* whether to drop it if hero can longer touch it */
 {
     struct obj *obj = *objp;
 
+    /* allow hero in silver-hating form to try to perform invocation ritual */
+    if (obj->otyp == BELL_OF_OPENING
+        && invocation_pos(u.ux, u.uy) && !On_stairs(u.ux, u.uy)) {
+        return 1;
+    }
+
     if (touch_artifact(obj, &g.youmonst)) {
         char buf[BUFSZ];
         int dmg = 0, tmp;