diff --git a/src/modules/processing/request.js b/src/modules/processing/request.js
index 9b7af098..1b184bac 100644
--- a/src/modules/processing/request.js
+++ b/src/modules/processing/request.js
@@ -2,6 +2,7 @@ import ipaddr from "ipaddr.js";
 
 import { normalizeURL } from "../processing/url.js";
 import { createStream } from "../stream/manage.js";
+import { verifyLanguageCode } from "../sub/utils.js";
 
 const apiVar = {
     allowed: {