diff --git a/packages/discord.js/src/client/websocket/handlers/APPLICATION_COMMAND_PERMISSIONS_UPDATE.js b/packages/discord.js/src/client/websocket/handlers/APPLICATION_COMMAND_PERMISSIONS_UPDATE.js
index 39e286e3d..5b7f5b3cc 100644
--- a/packages/discord.js/src/client/websocket/handlers/APPLICATION_COMMAND_PERMISSIONS_UPDATE.js
+++ b/packages/discord.js/src/client/websocket/handlers/APPLICATION_COMMAND_PERMISSIONS_UPDATE.js
@@ -3,6 +3,16 @@
 const { Events } = require('../../../util/Events.js');
 
 module.exports = (client, { d: data }) => {
+  /**
+   * Represents the properties of an application command permissions update
+   *
+   * @typedef {Object} ApplicationCommandPermissionsUpdateData
+   * @property {ApplicationCommandPermissions[]} permissions The permissions for the command
+   * @property {Snowflake} id The id of the command
+   * @property {Snowflake} guildId The id of the guild
+   * @property {Snowflake} applicationId The id of the application
+   */
+
   /**
    * Emitted whenever permissions for an application command in a guild were updated.
    * <warn>This includes permission updates for other applications in addition to the logged in client,