diff --git a/view/assets/js/corretor.js b/view/assets/js/corretor.js
index 119c2b2..c16f66c 100755
--- a/view/assets/js/corretor.js
+++ b/view/assets/js/corretor.js
@@ -187,13 +187,19 @@
 
 	function _finishTask(task, deferred, answer) {
 		_enableLoading();
+		var last_answer = task.info.last_answer;
+		var hasLastAnswer = typeof last_answer != "undefined";
+		var toSubmitUploadSessionId = hasLastAnswer ?
+				last_answer.upload_session_id : upload_session_id;
 		$.ajax({
 			type : "POST",
 			url : server_backend_url + "/finish_task",
 			data : {
 				"task_id" : task.id,
 				"project_id" : task.project_id,
-				"number_of_approval" : answer.number_of_approval,
+				"sign_name" : task.info.sign_name,
+				"upload_session_id" : toSubmitUploadSessionId,
+				"number_of_approval" : answer.number_of_approval
 			},
 			success : function(response) {
 				_disableLoading();
--
libgit2 0.21.2