diff --git a/package.json b/package.json
index 8f95b917..3389cc71 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "revolt.js",
-  "version": "3.0.3-alpha.3",
+  "version": "3.0.3-alpha.4",
   "main": "dist/index.js",
   "repository": "https://gitlab.insrt.uk/revolt/revolt.js",
   "author": "Paul Makles <insrt.uk>",
diff --git a/src/api/objects.ts b/src/api/objects.ts
index 4f3b6320..05ef6a19 100644
--- a/src/api/objects.ts
+++ b/src/api/objects.ts
@@ -77,6 +77,20 @@ export namespace Channels {
 
     export type Channel = (SavedMessagesChannel | DirectMessageChannel | GroupChannel)
 
+    export type Metadata = (
+        { type: 'File' } |
+        { type: 'Audio' } |
+        { type: 'Image', width: number, height: number } |
+        { type: 'Video', width: number, height: number }
+    );
+
+    export type Attachment = {
+        _id: string,
+        filename: string,
+        metadata: Metadata,
+        content_type: string
+    };
+
     export type Message = {
         _id: string,
         nonce?: string,
@@ -84,6 +98,7 @@ export namespace Channels {
         author: string,
 
         content: string,
+        attachment: Attachment,
         edited?: { $date: string }
     }
     
diff --git a/src/api/routes.ts b/src/api/routes.ts
index e83cefb1..f5d9e75f 100644
--- a/src/api/routes.ts
+++ b/src/api/routes.ts
@@ -289,7 +289,8 @@ type Routes =
         route: '/channels/:id/messages',
         data: {
             content: string,
-            nonce: string
+            nonce: string,
+            attachment?: string
         },
         response: Channels.Message
     }
diff --git a/src/index.ts b/src/index.ts
index ee6969b5..3a07063b 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -4,7 +4,7 @@ export { default as User } from './objects/User';
 export { default as Message } from './objects/Message';
 export { default as Channel, SavedMessagesChannel, DirectMessageChannel, GroupChannel } from './objects/Channel';
 
-export const LIBRARY_VERSION = '3.0.3-alpha.3';
+export const LIBRARY_VERSION = '3.0.3-alpha.4';
 
 export const defaultConfig = {
     apiURL: 'https://api.revolt.chat',
diff --git a/src/objects/Message.ts b/src/objects/Message.ts
index 5ed7566b..30699a80 100644
--- a/src/objects/Message.ts
+++ b/src/objects/Message.ts
@@ -10,6 +10,7 @@ export default class Message {
     author: User;
     channel: Channel;
     content: string;
+    attachment: Channels.Attachment;
     edited?: Date;
 
     _author: string;
@@ -30,6 +31,7 @@ export default class Message {
         let changedFields = hasChanged(this._data, data, !emitPatch);
         
         this.content = data.content ?? this.content;
+        this.attachment = data.attachment ?? this.attachment;
         if (data.edited) {
             this.edited = new Date(data.edited.$date);
         }