diff --git a/discord.11.1-dev.js b/discord.11.1-dev.js
index ad80e3f5..f0031ce4 100644
--- a/discord.11.1-dev.js
+++ b/discord.11.1-dev.js
@@ -624,8 +624,8 @@ exports.UserSettingsMap = {
 
   explicit_content_filter: function explicitContentFilter(type) { // eslint-disable-line func-name-matching
     /**
-     * Safe direct messaging; force people's messages with images to be scanned before they are sent to you
-     * one of `DISABLED`, `NON_FRIENDS`, `FRIENDS_AND_NON_FRIENDS`
+     * Safe direct messaging; force people's messages with images to be scanned before they are sent to you.
+     * One of `DISABLED`, `NON_FRIENDS`, `FRIENDS_AND_NON_FRIENDS`
      * @name ClientUserSettings#explicitContentFilter
      * @type {string}
      */
@@ -4920,7 +4920,7 @@ const Snowflake = __webpack_require__(8);
 class User {
   constructor(client, data) {
     /**
-     * The client that created the instance of the the user
+     * The client that created the instance of the user
      * @name User#client
      * @type {}
      * @readonly
@@ -8077,7 +8077,7 @@ const Snowflake = __webpack_require__(8);
 class Guild {
   constructor(client, data) {
     /**
-     * The client that created the instance of the the guild
+     * The client that created the instance of the guild
      * @name Guild#client
      * @type {Client}
      * @readonly
@@ -11943,7 +11943,7 @@ class Webhook {
 
     /**
      * The avatar for the webhook
-     * @type {string}
+     * @type {?string}
      */
     this.avatar = data.avatar;
 
@@ -12334,8 +12334,8 @@ class GroupDMChannel extends Channel {
     this.name = data.name;
 
     /**
-     * A hash of the Group DM icon.
-     * @type {string}
+     * A hash of this Group DM icon
+     * @type {?string}
      */
     this.icon = data.icon;
 
@@ -12357,11 +12357,13 @@ class GroupDMChannel extends Channel {
      */
     this.applicationID = data.application_id;
 
-    /**
-     * Nicknames for group members
-     * @type {?Collection<Snowflake, string>}
-     */
-    if (data.nicks) this.nicks = new Collection(data.nicks.map(n => [n.id, n.nick]));
+    if (data.nicks) {
+      /**
+       * Nicknames for group members
+       * @type {?Collection<Snowflake, string>}
+       */
+      this.nicks = new Collection(data.nicks.map(n => [n.id, n.nick]));
+    }
 
     if (!this.recipients) {
       /**
@@ -15511,7 +15513,7 @@ class MessageMentions {
 
   /**
    * Any channels that were mentioned
-   * @type {?Collection<Snowflake, GuildChannel>}
+   * @type {Collection<Snowflake, GuildChannel>}
    * @readonly
    */
   get channels() {