diff --git a/src/structures/ClientUser.js b/src/structures/ClientUser.js
index fda331f2f..15bdb6368 100644
--- a/src/structures/ClientUser.js
+++ b/src/structures/ClientUser.js
@@ -326,6 +326,7 @@ class ClientUser extends User {
 
   /**
    * Accepts an invite to join a guild
+   * <warn>This is only available when using a user account.</warn>
    * @param {Invite|string} invite Invite or code to accept
    * @returns {Promise<Guild>} Joined guild
    */