From 4d4d0ffb9c4e5832ef9625c4aed1fd605b66d717 Mon Sep 17 00:00:00 2001
From: James Tanner-McLeod <jftanner@us.ibm.com>
Date: Wed, 12 Oct 2022 13:04:45 -0400
Subject: [PATCH] Backport fix for #436 to v0.7.x

---
 lib/dom.js | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/lib/dom.js b/lib/dom.js
index 1459059fb..40f60db82 100644
--- a/lib/dom.js
+++ b/lib/dom.js
@@ -62,7 +62,9 @@ function arrayIncludes (list) {
 
 function copy(src,dest){
 	for(var p in src){
-		dest[p] = src[p];
+		if (Object.prototype.hasOwnProperty.call(src, p)) {
+			dest[p] = src[p];
+		}
 	}
 }