diff --git a/external/billing/schemas.py b/external/billing/schemas.py
index d8839b1..a41a524 100644
--- a/external/billing/schemas.py
+++ b/external/billing/schemas.py
@@ -35,7 +35,8 @@ class CreateBillRequestSchema(BaseSchema):
     def payer_phone_validator(cls, phone: str) -> str:
         if phone is None:
             return None
-
+        phone = phone.replace('-', '')
+        phone = phone.replace(' ', '')
         if not phone.startswith("+"):
             phone = f"+{phone}"