diff --git a/modules/ve-mw/preinit/ve.init.mw.ArticleTargetSaver.js b/modules/ve-mw/preinit/ve.init.mw.ArticleTargetSaver.js
index 74699ae188..38acacafd2 100644
--- a/modules/ve-mw/preinit/ve.init.mw.ArticleTargetSaver.js
+++ b/modules/ve-mw/preinit/ve.init.mw.ArticleTargetSaver.js
@@ -53,10 +53,9 @@
 			var i, len;
 
 			function copyAttributes( from, to ) {
-				var i2, len2;
-				for ( i2 = 0, len2 = from.attributes.length; i2 < len2; i2++ ) {
-					to.setAttribute( from.attributes[ i2 ].name, from.attributes[ i2 ].value );
-				}
+				Array.prototype.forEach.call( from.attributes, function ( attr ) {
+					to.setAttribute( attr.name, attr.value );
+				} );
 			}
 
 			if ( oldDoc ) {