diff --git a/service/service.go b/service/service.go
index d3a508c..388ba4a 100644
--- a/service/service.go
+++ b/service/service.go
@@ -112,17 +112,6 @@ func (s *Service) GetQuizData(c *fiber.Ctx) error {
 		return c.Status(fiber.StatusBadRequest).SendString("Invalid request data")
 	}
 
-	form, err := c.MultipartForm()
-	if err != nil || form == nil {
-		return c.Status(fiber.StatusBadRequest).SendString("expecting multipart form file")
-	}
-
-	// todo
-	version, err := strconv.ParseInt(form.Value["version"][0], 10, 32)
-	if err != nil {
-		return c.Status(fiber.StatusBadRequest).SendString(fmt.Sprintf("invalid version:%s", err.Error()))
-	}
-
 	if req.QuizId == "" {
 		return c.Status(fiber.StatusBadRequest).SendString("Invalid request data")
 	}
@@ -245,7 +234,6 @@ func (s *Service) GetQuizData(c *fiber.Ctx) error {
 		IP:         ip,
 		OS:         os,
 		Utm:        utmData,
-		Version:    int32(version),
 	}}, cs, fp, quiz.Id)
 	if len(errs) != 0 {
 		return c.Status(fiber.StatusInternalServerError).SendString(errs[0].Error())
@@ -328,7 +316,7 @@ func (s *Service) PutAnswersOnePiece(c *fiber.Ctx) error {
 	if len(answersStr) == 0 {
 		return c.Status(fiber.StatusFailedDependency).SendString("no answers provided")
 	}
-	// todo
+
 	version, err := strconv.ParseInt(form.Value["version"][0], 10, 32)
 	if err != nil {
 		return c.Status(fiber.StatusBadRequest).SendString(fmt.Sprintf("invalid version:%s", err.Error()))