diff --git a/modules/ve-mw/preinit/ve.init.mw.ArticleTargetSaver.js b/modules/ve-mw/preinit/ve.init.mw.ArticleTargetSaver.js
index fd6fadeff4..3e36f202e5 100644
--- a/modules/ve-mw/preinit/ve.init.mw.ArticleTargetSaver.js
+++ b/modules/ve-mw/preinit/ve.init.mw.ArticleTargetSaver.js
@@ -165,6 +165,7 @@
 			var data,
 				saver = this;
 
+			options = options || {};
 			if ( cacheKey ) {
 				data = $.extend( { cachekey: cacheKey }, extraData );
 			} else {