diff --git a/src/client/actions/ThreadListSync.js b/src/client/actions/ThreadListSync.js
index cc5c92ac6..444e42bf4 100644
--- a/src/client/actions/ThreadListSync.js
+++ b/src/client/actions/ThreadListSync.js
@@ -11,7 +11,7 @@ class ThreadListSyncAction extends Action {
     const guild = client.guilds.cache.get(data.guild_id);
     if (!guild) return {};
 
-    if (data.channels_ids) {
+    if (data.channel_ids) {
       for (const id of data.channel_ids) {
         const channel = client.channels.resolve(id);
         if (channel) this.removeStale(channel);
diff --git a/typings/index.d.ts b/typings/index.d.ts
index e9665f50d..10e20f682 100644
--- a/typings/index.d.ts
+++ b/typings/index.d.ts
@@ -4147,7 +4147,7 @@ declare module 'discord.js' {
     name?: string;
     archived?: boolean;
     autoArchiveDuration?: ThreadAutoArchiveDuration;
-    rateLimitPeruser?: number;
+    rateLimitPerUser?: number;
     locked?: boolean;
   }