diff --git a/src/structures/User.js b/src/structures/User.js
index 9faae8d88..0b85875a2 100644
--- a/src/structures/User.js
+++ b/src/structures/User.js
@@ -108,7 +108,7 @@ class User {
    * @param {Object} [options={}] Options for the avatar url
    * @param {string} [options.format='webp'] One of `webp`, `png`, `jpg`, `gif`. If no format is provided,
    * it will be `gif` for animated avatars or otherwise `webp`
-   * @param {number} [options.size=128] One of `128`, '256', `512`, `1024`, `2048`
+   * @param {number} [options.size=128] One of `128`, `256`, `512`, `1024`, `2048`
    * @returns {?string}
    */
   avatarURL({ format, size } = {}) {