diff --git a/internal/tester/delivery/rest/handlers.go b/internal/tester/delivery/rest/handlers.go
index 16dfeb1..8c017b4 100644
--- a/internal/tester/delivery/rest/handlers.go
+++ b/internal/tester/delivery/rest/handlers.go
@@ -253,6 +253,23 @@ func (h *TesterHandlers) UpdateProblem(c *fiber.Ctx, id int32) error {
 	return c.SendStatus(fiber.StatusOK)
 }
 
+func (h *TesterHandlers) UploadProblem(c *fiber.Ctx, id int32) error {
+	var req testerv1.UploadProblemRequest
+	err := c.BodyParser(&req)
+	if err != nil {
+		return err
+	}
+
+	data, err := req.Archive.Bytes()
+	if err != nil {
+		return err
+	}
+	if err = h.problemsUC.UploadProblem(c.Context(), id, data); err != nil {
+		return err
+	}
+	return nil
+}
+
 func (h *TesterHandlers) UpdateContest(c *fiber.Ctx, id int32) error {
 	var req testerv1.UpdateContestRequest
 	err := c.BodyParser(&req)