diff --git a/dropzone/dropzone.d.ts b/dropzone/dropzone.d.ts
index 475925469..137604772 100644
--- a/dropzone/dropzone.d.ts
+++ b/dropzone/dropzone.d.ts
@@ -1,4 +1,4 @@
-// Type definitions for Dropzone 3.7.1
+// Type definitions for Dropzone 4.0.1
 // Project: http://www.dropzonejs.com/
 // Definitions by: Natan Vivo <https://github.com/nvivo>, Andy Hawkins <https://github.com/a904guy/,http://a904guy.com/,http://www.bmbsqd.com>
 // Definitions: https://github.com/borisyankov/DefinitelyTyped
@@ -6,94 +6,123 @@
 /// <reference path="../jquery/jquery.d.ts"/>
 
 interface DropzoneFile extends File {
-    previewElement: HTMLElement;
-    previewTemplate: HTMLElement;
-    previewsContainer: HTMLElement;
-    status: string;
-    accepted: boolean;
+	previewElement: HTMLElement;
+	previewTemplate: HTMLElement;
+	previewsContainer: HTMLElement;
+	status: string;
+	accepted: boolean;
 }
 
 interface DropzoneOptions {
-    url?: string;
-    method?: string;
-    withCredentials?: boolean;
-    parallelUploads?: number;
-    maxFilesize?: number;
-    paramName?: string;
-    uploadMultiple?: boolean;
-    headers?: any;
-    addRemoveLinks?: boolean;
-    previewsContainer?: string;
-    clickable?: any;
-    createImageThumbnails?: boolean;
-    maxThumbnailFilesize?: number;
-    thumbnailWidth?: number;
-    thumbnailHeight?: number;
-    maxFiles?: number;
-    resize?: (file?: any) => any;
-    init?: () => void;
-    acceptedFiles?: string;
-    accept?: (file: DropzoneFile, doneCallback: (...args) => void) => void;
-    autoProcessQueue?: boolean;
-    previewTemplate?: string;
-    forceFallback?: boolean;
-    fallback?: () => void;
+	url?: string;
+	method?: string;
+	withCredentials?: boolean;
+	parallelUploads?: number;
+	maxFilesize?: number;
+	paramName?: string;
+	uploadMultiple?: boolean;
+	headers?: any;
+	addRemoveLinks?: boolean;
+	previewsContainer?: string;
+	clickable?: any;
+	createImageThumbnails?: boolean;
+	maxThumbnailFilesize?: number;
+	thumbnailWidth?: number;
+	thumbnailHeight?: number;
+	maxFiles?: number;
+	resize?: ( file?: any ) => any;
+	init?: () => void;
+	acceptedFiles?: string;
+	accept?: ( file: DropzoneFile, doneCallback: ( ...args ) => void ) => void;
+	autoProcessQueue?: boolean;
+	previewTemplate?: string;
+	forceFallback?: boolean;
+	fallback?: () => void;
 
-    // dictionary options
-    dictDefaultMessage?: string;
-    dictFallbackMessage?: string;
-    dictFallbackText?: string;
-    dictInvalidFileType?: string;
-    dictFileTooBig?: string;
-    dictResponseError?: string;
-    dictCancelUpload?: string;
-    dictCancelUploadConfirmation?: string;
-    dictRemoveFile?: string;
-    dictRemoveFileConfirmation?: string;
-    dictMaxFilesExceeded?: string;
+	// dictionary options
+	dictDefaultMessage?: string;
+	dictFallbackMessage?: string;
+	dictFallbackText?: string;
+	dictInvalidFileType?: string;
+	dictFileTooBig?: string;
+	dictResponseError?: string;
+	dictCancelUpload?: string;
+	dictCancelUploadConfirmation?: string;
+	dictRemoveFile?: string;
+	dictRemoveFileConfirmation?: string;
+	dictMaxFilesExceeded?: string;
 }
 
 declare class Dropzone {
-    constructor(container: string, options?: DropzoneOptions);
-    constructor(container: HTMLElement, options?: DropzoneOptions);
-    static autoDiscover: boolean;
-    static options: any;
-    static confirm: (question: string, accepted: () => void, rejected?: () => void) => void;
+	constructor( container: string, options?: DropzoneOptions );
+	constructor( container: HTMLElement, options?: DropzoneOptions );
 
-    files: DropzoneFile[];
+	static autoDiscover: boolean;
+	static options: any;
+	static confirm: ( question: string, accepted: () => void, rejected?: () => void ) => void;
 
-    on(eventName, callback: (...args) => any);
-    off(eventName): void;
+	files: DropzoneFile[];
 
-    removeFile(file: DropzoneFile): void;
-    removeAllFiles(cancelIfNecessary?: boolean): void;
-    processQueue(): void;
-    getAcceptedFiles(): DropzoneFile[];
-    getRejectedFiles(): DropzoneFile[];
-    getQueuedFiles(): DropzoneFile[];
-    getUploadingFiles(): DropzoneFile[];
+	enable(): void;
+	disable(): void;
+	destroy(): Dropzone;
 
-    emit(eventName: string, file: DropzoneFile, str?: string);
-    emit(eventName: "thumbnail", file: DropzoneFile, path: string);
-    emit(eventName: "addedfile", file: DropzoneFile);
-    emit(eventName: "removedfile", file: DropzoneFile);
-    emit(eventName: "processing", file: DropzoneFile);
-    emit(eventName: "canceled", file: DropzoneFile);
-    emit(eventName: "complete", file: DropzoneFile);
+	on( eventName, callback: ( ...args ) => any );
 
-    emit(eventName: string, e: Event);
-    emit(eventName: "drop", e: Event);
-    emit(eventName: "dragstart", e: Event);
-    emit(eventName: "dragend", e: Event);
-    emit(eventName: "dragenter", e: Event);
-    emit(eventName: "dragover", e: Event);
-    emit(eventName: "dragleave", e: Event);
+	off( eventName ): void;
+
+	addFile( file: DropzoneFile ): void;
+
+	removeFile( file: DropzoneFile ): void;
+
+	removeAllFiles( cancelIfNecessary?: boolean ): void;
+
+	processQueue(): void;
+
+	cancelUpload( file: DropzoneFile ): void;
+
+	processFiles ( files: DropzoneFile[] ): void;
+	processFile( file: DropzoneFile ): void;
+
+	uploadFile( file: DropzoneFile ): void;
+
+	getAcceptedFiles(): DropzoneFile[];
+
+	getRejectedFiles(): DropzoneFile[];
+
+	getQueuedFiles(): DropzoneFile[];
+
+	getUploadingFiles(): DropzoneFile[];
+
+	accept( file: DropzoneFile, done: ( error?: string ) => {} ):void;
+	getActiveFiles(): DropzoneFile[];
+	getFilesWithStatus( status: string ): DropzoneFile[];
+	enqueueFile( file: DropzoneFile ): void;
+	enqueueFiles( file: DropzoneFile[] ): void;
+	createThumbnail( file: DropzoneFile, callback?: (...any) => {}): any;
+	createThumbnailFromUrl( file: DropzoneFile, url: string, callback?: ( ...any ) => any ): any;
+
+	emit( eventName: string, file: DropzoneFile, str?: string );
+	emit( eventName: "thumbnail", file: DropzoneFile, path: string );
+	emit( eventName: "addedfile", file: DropzoneFile );
+	emit( eventName: "removedfile", file: DropzoneFile );
+	emit( eventName: "processing", file: DropzoneFile );
+	emit( eventName: "canceled", file: DropzoneFile );
+	emit( eventName: "complete", file: DropzoneFile );
+
+	emit( eventName: string, e: Event );
+	emit( eventName: "drop", e: Event );
+	emit( eventName: "dragstart", e: Event );
+	emit( eventName: "dragend", e: Event );
+	emit( eventName: "dragenter", e: Event );
+	emit( eventName: "dragover", e: Event );
+	emit( eventName: "dragleave", e: Event );
 }
 
 interface JQuery {
-    dropzone(options: DropzoneOptions): Dropzone;
+	dropzone( options: DropzoneOptions ): Dropzone;
 }
 
 declare module "Dropzone" {
-    export = Dropzone;
+	export = Dropzone;
 }