diff --git a/app/api/services/repayment.py b/app/api/services/repayment.py
index 1b69323..8def45d 100644
--- a/app/api/services/repayment.py
+++ b/app/api/services/repayment.py
@@ -67,8 +67,10 @@ class RepaymentService(BaseService):
                     return ResponseHelper.error(result_description="Invalid Customer or Account")
 
                 # Simulated processing logic
+                # TODO start using repayment_id instead if id or Id
                 response_data = {
-                    "id": repayment.id,
+                    "Id": repayment.id,
+                    "repayment_id": repayment.id,
                     "initiated_by": repayment.initiated_by,
                     "transactionId": transaction_id,
                     "customerId": customer_id,