diff --git a/website/server/controllers/api-v3/chat.js b/website/server/controllers/api-v3/chat.js
index 9643437b22..a2614c1ee3 100644
--- a/website/server/controllers/api-v3/chat.js
+++ b/website/server/controllers/api-v3/chat.js
@@ -17,9 +17,6 @@ import { removeFromArray } from '../../libs/collectionManipulators';
 import { getUserInfo } from '../../libs/email';
 import * as slack from '../../libs/slack';
 import { chatReporterFactory } from '../../libs/chatReporting/chatReporterFactory';
-import bannedWords from '../../libs/bannedWords';
-import { getMatchesByWordArray } from '../../libs/stringUtils';
-import bannedSlurs from '../../libs/bannedSlurs';
 import apiError from '../../libs/apiError';
 import highlightMentions from '../../libs/highlightMentions';
 import { getAnalyticsServiceByEnvironment } from '../../libs/analyticsService';
@@ -50,11 +47,6 @@ const ACCOUNT_MIN_CHAT_AGE = Number(nconf.get('ACCOUNT_MIN_CHAT_AGE'));
 
 const api = {};
 
-function textContainsBannedSlur (message) {
-  const bannedSlursMatched = getMatchesByWordArray(message, bannedSlurs);
-  return bannedSlursMatched.length > 0;
-}
-
 /**
  * @api {get} /api/v3/groups/:groupId/chat Get chat messages from a group
  * @apiName GetChat
@@ -90,10 +82,6 @@ api.getChat = {
   },
 };
 
-function getBannedWordsFromText (message) {
-  return getMatchesByWordArray(message, bannedWords);
-}
-
 /**
  * @api {post} /api/v3/groups/:groupId/chat Post chat message to a group
  * @apiName PostChat