diff --git a/mw/Api.d.ts b/mw/Api.d.ts
index 9779097..b498503 100644
--- a/mw/Api.d.ts
+++ b/mw/Api.d.ts
@@ -80,7 +80,7 @@ interface RollbackInfo {
     title: string;
 }
 
-interface FinishUpload {
+export interface FinishUpload {
     /**
      * Call this function to finish the upload.
      *
@@ -231,7 +231,7 @@ declare global {
              * @param {ApiUploadParams} data Other upload options, see `action=upload` API docs for more
              * @param {number} [chunkSize] Size (in bytes) per chunk (default: 5MB)
              * @param {number} [chunkRetries] Amount of times to retry a failed chunk (default: 1)
-             * @returns {Api.Promise.Upload}
+             * @returns {Upload.Promise}
              * @see https://doc.wikimedia.org/mediawiki-core/master/js/mw.Api.html#chunkedUpload
              */
             chunkedUpload(
@@ -239,7 +239,7 @@ declare global {
                 data: ApiUploadParams,
                 chunkSize?: number,
                 chunkRetries?: number
-            ): Api.Promise.Upload;
+            ): Upload.Promise;
 
             /**
              * Upload a file to the stash, in chunks.
@@ -251,7 +251,7 @@ declare global {
              * @param {ApiUploadParams} [data]
              * @param {number} [chunkSize] Size (in bytes) per chunk (default: 5MB)
              * @param {number} [chunkRetries] Amount of times to retry a failed chunk (default: 1)
-             * @returns {Api.Promise.Upload<[FinishUpload]>} Promise that resolves with a
+             * @returns {Upload.Promise<[FinishUpload]>} Promise that resolves with a
              *  function that should be called to finish the upload.
              * @see https://doc.wikimedia.org/mediawiki-core/master/js/mw.Api.html#chunkedUploadToStash
              */
@@ -260,7 +260,7 @@ declare global {
                 data?: ApiUploadParams,
                 chunkSize?: number,
                 chunkRetries?: number
-            ): Api.Promise.Upload<[FinishUpload]>;
+            ): Upload.Promise<[FinishUpload]>;
 
             /**
              * Create a new page.
@@ -683,10 +683,10 @@ declare global {
              *
              * @param {File|Blob|HTMLInputElement} file HTML `input type=file` element with a file already inside of it, or a File object.
              * @param {ApiUploadParams} data Other upload options, see `action=upload` API docs for more
-             * @returns {Api.Promise.Upload}
+             * @returns {Upload.Promise}
              * @see https://doc.wikimedia.org/mediawiki-core/master/js/mw.Api.html#upload
              */
-            upload(file: File | Blob | HTMLInputElement, data: ApiUploadParams): Api.Promise.Upload;
+            upload(file: File | Blob | HTMLInputElement, data: ApiUploadParams): Upload.Promise;
 
             /**
              * Finish an upload in the stash.
@@ -721,14 +721,14 @@ declare global {
              * ```
              * @param {File|HTMLInputElement} file
              * @param {ApiUploadParams} [data]
-             * @returns {Api.Promise.Upload<[FinishUpload]>} Promise that resolves with a
+             * @returns {Upload.Promise<[FinishUpload]>} Promise that resolves with a
              *  function that should be called to finish the upload.
              * @see https://doc.wikimedia.org/mediawiki-core/master/js/mw.Api.html#uploadToStash
              */
             uploadToStash(
                 file: File | HTMLInputElement,
                 data?: ApiUploadParams
-            ): Api.Promise.Upload<[FinishUpload]>;
+            ): Upload.Promise<[FinishUpload]>;
 
             /**
              * Convenience method for `action=watch`.
diff --git a/mw/Upload.d.ts b/mw/Upload.d.ts
index c3615a0..a7bb130 100644
--- a/mw/Upload.d.ts
+++ b/mw/Upload.d.ts
@@ -1,4 +1,4 @@
-import { ApiResponse } from "./Api";
+import { ApiResponse, FinishUpload } from "./Api";
 
 declare global {
     namespace mw {
@@ -62,10 +62,13 @@ declare global {
             /**
              * Finish a stash upload.
              *
-             * @returns {JQuery.Promise<ApiResponse>}
+             * @returns {Api.Promise<[ApiResponse], Api.RejectArgTuple | [string, ApiResponse]>}
              * @see https://doc.wikimedia.org/mediawiki-core/master/js/mw.Upload.html#finishStashUpload
              */
-            finishStashUpload(): JQuery.Promise<ApiResponse>;
+            finishStashUpload(): Api.Promise<
+                [ApiResponse],
+                Api.RejectArgTuple | [string, ApiResponse]
+            >;
 
             /**
              * Get the mw.Api instance used by this Upload object.
@@ -217,18 +220,18 @@ declare global {
             /**
              * Upload the file directly.
              *
-             * @returns {JQuery.Promise<ApiResponse>}
+             * @returns {Upload.Promise}
              * @see https://doc.wikimedia.org/mediawiki-core/master/js/mw.Upload.html#upload
              */
-            upload(): JQuery.Promise<ApiResponse>;
+            upload(): Upload.Promise;
 
             /**
              * Upload the file to the stash to be completed later.
              *
-             * @returns {JQuery.Promise<ApiResponse>}
+             * @returns {Upload.Promise<[FinishUpload]>}
              * @see https://doc.wikimedia.org/mediawiki-core/master/js/mw.Upload.html#uploadToStash
              */
-            uploadToStash(): JQuery.Promise<ApiResponse>;
+            uploadToStash(): Upload.Promise<[FinishUpload]>;
         }
 
         namespace Upload {