diff --git a/keyserver/src/utils/fc-cache.js b/keyserver/src/utils/fc-cache.js
index ff48c2dff..6c32e215c 100644
--- a/keyserver/src/utils/fc-cache.js
+++ b/keyserver/src/utils/fc-cache.js
@@ -1,31 +1,35 @@
 // @flow
 
 import { getCommConfig } from 'lib/utils/comm-config.js';
 import {
   getFCNames as baseGetFCNames,
   type GetFCNames,
   type BaseFCNamesInfo,
 } from 'lib/utils/farcaster-helpers.js';
 import { FCCache } from 'lib/utils/fc-cache.js';
 import { NeynarClient } from 'lib/utils/neynar-client.js';
 
-type NeynarConfig = { +key: string };
+type NeynarConfig = {
+  +key: string,
+  +signerUUID?: string,
+  +neynarWebhookSecret?: string,
+};
 
 let getFCNames: ?GetFCNames;
 let neynarClient: ?NeynarClient;
 async function initFCCache() {
   const neynarSecret = await getCommConfig<NeynarConfig>({
     folder: 'secrets',
     name: 'neynar',
   });
   const neynarKey = neynarSecret?.key;
   if (!neynarKey) {
     return;
   }
   neynarClient = new NeynarClient(neynarKey);
   const fcCache = new FCCache(neynarClient);
   getFCNames = <T: ?BaseFCNamesInfo>(users: $ReadOnlyArray<T>): Promise<T[]> =>
     baseGetFCNames(fcCache, users);
 }
 
 export { initFCCache, getFCNames, neynarClient };