diff --git a/backend/mockingbird/src/main/resources/application.conf b/backend/mockingbird/src/main/resources/application.conf
index eddd1be8..5c5c82c0 100644
--- a/backend/mockingbird/src/main/resources/application.conf
+++ b/backend/mockingbird/src/main/resources/application.conf
@@ -19,7 +19,8 @@ ru.tinkoff.tcb {
     port = 8228
     allowedOrigins = [
       "http://localhost",
-      "http://localhost:3000"
+      "http://localhost:3000",
+      "http://localhost:8228"
     ]
   }