diff --git a/models/staging/exchange/stg_exchange__transaction_costs.sql b/models/staging/exchange/stg_exchange__transaction_costs.sql
index cf26246..2b4ff03 100644
--- a/models/staging/exchange/stg_exchange__transaction_costs.sql
+++ b/models/staging/exchange/stg_exchange__transaction_costs.sql
@@ -73,27 +73,6 @@ transactions_join_transaction_types_payment_methods_currencies_status AS (
 
 ),
 
-remove_deleted_row AS (
-    SELECT
-        *
-
-    FROM transactions_join_transaction_types_payment_methods_currencies_status
-
-    WHERE deleted_datetime IS NULL
-),
-
--- It will seldom offur system error, so we assume that the latest cost is correct. But it is not a correct assumption
-remove_system_error_duplicate_row AS (
-    SELECT
-        *,
-        ROW_NUMBER() OVER (PARTITION BY transaction_order_id ORDER BY updated_datetime DESC) AS row_number_index
-
-    FROM remove_deleted_row
-
-    QUALIFY
-        row_number_index = 1
-),
-
 
 -- FINAL
 final__stg_exchange__transaction_costs AS (
@@ -130,7 +109,7 @@ final__stg_exchange__transaction_costs AS (
         -- metadata
         _dbt_ran_datetime
 
-    FROM remove_system_error_duplicate_row
+    FROM transactions_join_transaction_types_payment_methods_currencies_status
 ) 
 
-SELECT * FROM remove_system_error_duplicate_row
\ No newline at end of file
+SELECT * FROM final__stg_exchange__transaction_costs
\ No newline at end of file