diff --git a/src/util/Constants.js b/src/util/Constants.js
index baad53084..b3c23914d 100644
--- a/src/util/Constants.js
+++ b/src/util/Constants.js
@@ -98,9 +98,9 @@ exports.WSCodes = {
   4014: 'DISALLOWED_INTENTS',
 };
 
-const AllowedImageFormats = ['webp', 'png', 'jpg', 'gif'];
+const AllowedImageFormats = ['webp', 'png', 'jpg', 'jpeg', 'gif'];
 
-const AllowedImageSizes = Array.from({ length: 8 }, (e, i) => 2 ** (i + 4));
+const AllowedImageSizes = Array.from({ length: 9 }, (e, i) => 2 ** (i + 4));
 
 function makeImageUrl(root, { format = 'webp', size } = {}) {
   if (format && !AllowedImageFormats.includes(format)) throw new Error('IMAGE_FORMAT', format);
@@ -110,11 +110,11 @@ function makeImageUrl(root, { format = 'webp', size } = {}) {
 /**
  * Options for Image URLs.
  * @typedef {Object} ImageURLOptions
- * @property {string} [format] One of `webp`, `png`, `jpg`, `gif`. If no format is provided,
+ * @property {string} [format] One of `webp`, `png`, `jpg`, `jpeg`, `gif`. If no format is provided,
  * defaults to `webp`.
  * @property {boolean} [dynamic] If true, the format will dynamically change to `gif` for
  * animated avatars; the default is false.
- * @property {number} [size] One of `16`, `32`, `64`, `128`, `256`, `512`, `1024`, `2048`
+ * @property {number} [size] One of `16`, `32`, `64`, `128`, `256`, `512`, `1024`, `2048`, `4096`
  */
 
 exports.Endpoints = {
diff --git a/typings/index.d.ts b/typings/index.d.ts
index 85aba0c62..e8ad3c621 100644
--- a/typings/index.d.ts
+++ b/typings/index.d.ts
@@ -269,7 +269,7 @@ declare module 'discord.js' {
     public once(event: 'end', listener: (collected: Collection<K, V>, reason: string) => void): this;
   }
 
-  type AllowedImageFormat = 'webp' | 'png' | 'jpg' | 'gif';
+  type AllowedImageFormat = 'webp' | 'png' | 'jpg' | 'jpeg' | 'gif';
 
   export const Constants: {
     Package: {
@@ -2542,12 +2542,10 @@ declare module 'discord.js' {
     invite?: string;
   }
 
-  type ImageExt = 'webp' | 'png' | 'jpg' | 'gif';
-
-  type ImageSize = 16 | 32 | 64 | 128 | 256 | 512 | 1024 | 2048;
+  type ImageSize = 16 | 32 | 64 | 128 | 256 | 512 | 1024 | 2048 | 4096;
 
   interface ImageURLOptions {
-    format?: ImageExt;
+    format?: AllowedImageFormat;
     size?: ImageSize;
   }