diff --git a/server/product/internal/logic/getproductsteppricelogic.go b/server/product/internal/logic/getproductsteppricelogic.go
index 71a4f8fa..2dba7044 100644
--- a/server/product/internal/logic/getproductsteppricelogic.go
+++ b/server/product/internal/logic/getproductsteppricelogic.go
@@ -82,13 +82,11 @@ func (l *GetProductStepPriceLogic) GetProductStepPrice(req *types.GetProductStep
 	mapRsp := make(map[string]interface{})
 	for _, modelInfo := range modelPriceList {
 		var stepPrice gmodel.StepPriceJsonStruct
-		if err = json.Unmarshal(*modelInfo.StepPrice, &stepPrice); err != nil {
-			logx.Error(err)
-			return resp.SetStatusWithMessage(basic.CodeJsonErr, "failed to parse step price json")
-		}
-		rangeLen := len(stepPrice.PriceRange)
-		if rangeLen == 0 {
-			return resp.SetStatusWithMessage(basic.CodeServiceErr, fmt.Sprintf("step price is not set:%d", modelInfo.Id))
+		if modelInfo.StepPrice != nil {
+			if err = json.Unmarshal(*modelInfo.StepPrice, &stepPrice); err != nil {
+				logx.Error(err)
+				return resp.SetStatusWithMessage(basic.CodeJsonErr, "failed to parse step price json")
+			}
 		}
 		*modelInfo.PartList = strings.Trim(*modelInfo.PartList, ",")
 		mapFittingUnit := make(map[string]interface{})