diff --git a/ext/bg/js/search-query-parser.js b/ext/bg/js/search-query-parser.js
index 9f59f2e51b..8e7aa87ab6 100644
--- a/ext/bg/js/search-query-parser.js
+++ b/ext/bg/js/search-query-parser.js
@@ -28,7 +28,7 @@
 
 class QueryParser extends TextScanner {
     constructor({getOptionsContext, setContent, setSpinnerVisible}) {
-        super(document.querySelector('#query-parser-content'), [], []);
+        super(document.querySelector('#query-parser-content'), () => [], []);
 
         this.getOptionsContext = getOptionsContext;
         this.setContent = setContent;