diff --git a/app/services/charges/charge_models/percentage_service.rb b/app/services/charges/charge_models/percentage_service.rb
index 3ba48132bc7..1c5d5b8f71d 100644
--- a/app/services/charges/charge_models/percentage_service.rb
+++ b/app/services/charges/charge_models/percentage_service.rb
@@ -178,7 +178,7 @@ def apply_min_max(amount)
       def min_max_adjustment_total_amount
         return BigDecimal(0) unless should_apply_min_max?
 
-        compute_amount_with_transaction_min_max - compute_percentage_amount - compute_fixed_amount
+        BigDecimal(compute_amount_with_transaction_min_max - compute_percentage_amount - compute_fixed_amount)
       end
     end
   end