diff --git a/server/product/internal/logic/calculateproductpricelogic.go b/server/product/internal/logic/calculateproductpricelogic.go
index 683e98f6..ed2886b3 100644
--- a/server/product/internal/logic/calculateproductpricelogic.go
+++ b/server/product/internal/logic/calculateproductpricelogic.go
@@ -115,7 +115,7 @@ func (l *CalculateProductPriceLogic) CalculateProductPrice(req *types.CalculateP
 	return resp.SetStatusWithMessage(basic.CodeOK, "success", types.CalculateProductPriceRsp{
 		ItemPrice:  format.CentitoDollar(itemPrice, 3),
 		TotalPrice: format.CentitoDollarWithNoHalfAdjust(totalPrice, 2),
-		StepRange:  stepPrice,
+		StepRange:  stepRange,
 	})
 }