diff --git a/components/file-upload/file-drop.directive.ts b/components/file-upload/file-drop.directive.ts
index 28225eb..a918adf 100644
--- a/components/file-upload/file-drop.directive.ts
+++ b/components/file-upload/file-drop.directive.ts
@@ -6,7 +6,7 @@ import { FileUploader } from './file-uploader.class';
 export class FileDropDirective {
   @Input() public uploader:FileUploader;
   @Output() public fileOver:EventEmitter<any> = new EventEmitter();
-  @Output() public onFileDrop:EventEmitter<File[]> = new EventEmitter();
+  @Output() public onFileDrop:EventEmitter<File[]> = new EventEmitter<File[]>();
 
   private element:ElementRef;
   public constructor(element:ElementRef) {