diff --git a/app/Http/Controllers/ActivityController.php b/app/Http/Controllers/ActivityController.php
index 978276d..57d665f 100644
--- a/app/Http/Controllers/ActivityController.php
+++ b/app/Http/Controllers/ActivityController.php
@@ -312,6 +312,32 @@ class ActivityController extends Controller
 		return response()->json(['status' => 'success', 'message' => 'Activity Updated!', 'code' => 200], 200);
 	}
 
+	public function batchUpdate(Request $request, $ganttId)
+	{
+		$entities = $request->all();
+		if (empty($ganttId) || !is_int((int) $ganttId))
+			return response()->json(['status' => 'failed', 'message' => 'id is required!', 'code' => 400], 400);
+		$activity = Activity::where('version_gantt_id',$ganttId)->get();
+		$link = Link::where('version_gantt_id', $ganttId)->get();
+		if (!$activity)
+			return response()->json(['status' => 'failed', 'message' => 'Activity not found!', 'code' => 404], 404);
+		if (!$link)
+			return response()->json(['status' => 'failed', 'message' => 'Link not found!', 'code' => 404], 404);
+		foreach ($entities as $entity) {
+			if ($entity['entity'] == "task") {
+				$activityToUpdate = $activity->firstWhere('id', $entity['data']['id']);
+				$entity['data']['name'] = $entity['data']['text'];
+				if(!$activityToUpdate->update($entity['data']))
+					return response()->json(['status' => 'failed', 'message' => 'Failed to update activity !', 'code' => 500], 500);	
+			} else if ($entity['entity'] == "link"){
+				$linkToUpdate = $link->firstWhere('id', $entity['data']['id']);
+				if(!$linkToUpdate->update($entity['data']))
+					return response()->json(['status' => 'failed', 'message' => 'Failed to update link !', 'code' => 500], 500);	
+			}
+		}
+		return response()->json(['status' => 'success', 'message' => 'Activity Updated!', 'code' => 200], 200);
+	}
+
 	public function delete($id)
 	{
 		if (!$data = Activity::find($id))
diff --git a/routes/web.php b/routes/web.php
index 03f769c..a9bcb99 100644
--- a/routes/web.php
+++ b/routes/web.php
@@ -207,6 +207,7 @@ $router->group(['prefix'=>'api', 'middleware' => 'cors'], function () use ($rout
     	$router->post('/activity/import', 'ActivityController@import');
     	$router->post('/activity/import-update', 'ActivityController@importUpdate');
     	$router->post('/activity/import-old', 'ActivityController@importOld');
+    	$router->post('/activity/batch-update/{ganttId}', 'ActivityController@batchUpdate');
 		$router->post('/task', 'ActivityController@add');
 		$router->get('/task/edit/{id}', 'ActivityController@edit');
 		$router->put('/task/{id}', 'ActivityController@update');