From 94da0ae90c992c3aff6c27f3942063528ec59001 Mon Sep 17 00:00:00 2001
From: palash2601 <palash2601@gmail.com>
Date: Tue, 6 Oct 2020 17:47:36 +0200
Subject: [PATCH] fix(listbox): prevent modelValue change by child components
 addition

---
 packages/listbox/src/ListboxMixin.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/listbox/src/ListboxMixin.js b/packages/listbox/src/ListboxMixin.js
index 120a2bc0e..5be51df84 100644
--- a/packages/listbox/src/ListboxMixin.js
+++ b/packages/listbox/src/ListboxMixin.js
@@ -670,7 +670,7 @@ const ListboxMixinImplementation = superclass =>
         ev.stopPropagation();
       }
       this.__onChildCheckedChanged(ev);
-      this.requestUpdate('modelValue');
+      this.requestUpdate('modelValue', this.modelValue);
       this.dispatchEvent(
         new CustomEvent('model-value-changed', { detail: { element: ev.target } }),
       );