diff --git a/.npmignore b/.npmignore
index 8f189f2..2e0d9ad 100644
--- a/.npmignore
+++ b/.npmignore
@@ -21,4 +21,3 @@ webpack.config.js
 !*.d.ts
 /components/**/*.ts
 !/components/**/*.d.ts
-
diff --git a/components/file-upload/file-drop.directive.ts b/components/file-upload/file-drop.directive.ts
index a918adf..1492f31 100644
--- a/components/file-upload/file-drop.directive.ts
+++ b/components/file-upload/file-drop.directive.ts
@@ -50,8 +50,10 @@ export class FileDropDirective {
 
   @HostListener('dragleave', ['$event'])
   public onDragLeave(event:any):any {
-    if (event.currentTarget === (this as any).element[0]) {
-      return;
+    if ((this as any).element) {
+      if (event.currentTarget === (this as any).element[0]) {
+        return;
+      }
     }
 
     this._preventAndStop(event);