diff --git a/util/find_missing_timeline_translations.js b/util/find_missing_timeline_translations.js
index 9fe0a64158..355381ccd8 100644
--- a/util/find_missing_timeline_translations.js
+++ b/util/find_missing_timeline_translations.js
@@ -8,6 +8,7 @@ let fs = require('fs');
 let Regexes = require('../resources/regexes.js');
 let NetRegexes = require('../resources/netregexes.js');
 let Conditions = require('../resources/conditions.js');
+let ZoneId = require('../resources/zone_id.js');
 let responseModule = require('../resources/responses.js');
 let Responses = responseModule.responses;
 let Timeline = require('../ui/raidboss/timeline.js');