diff --git a/src/panels/developer-tools/event/events-list.js b/src/panels/developer-tools/event/events-list.js
index abf216b39a..b3f5e4e0c3 100644
--- a/src/panels/developer-tools/event/events-list.js
+++ b/src/panels/developer-tools/event/events-list.js
@@ -1,6 +1,7 @@
 import { html } from "@polymer/polymer/lib/utils/html-tag";
 import { PolymerElement } from "@polymer/polymer/polymer-element";
 
+import { compare } from "../../../common/string/compare";
 import { EventsMixin } from "../../../mixins/events-mixin";
 import LocalizeMixin from "../../../mixins/localize-mixin";