diff --git a/server/federation/helpers.js b/server/federation/helpers.js
index 9222bdea..fc694fcc 100644
--- a/server/federation/helpers.js
+++ b/server/federation/helpers.js
@@ -1,6 +1,7 @@
 const fetch = require('fetch')
 const request = require('request')
 const crypto = require('crypto')
+const config = require('config')
 
 const Helpers = {
   async signAndSend(message, user, domain, req, res, targetOrigin) {
@@ -51,4 +52,4 @@ const Helpers = {
   }
 }
 
-module.exports = Helpers
\ No newline at end of file
+module.exports = Helpers