diff --git a/service/split_account_config.go b/service/split_account_config.go
index 9d81037..282e1bf 100644
--- a/service/split_account_config.go
+++ b/service/split_account_config.go
@@ -132,9 +132,10 @@ func (s *SplitAccountConfigService) UpdateSplitAccountConfig(req systemReq.Updat
 		if err := json.Unmarshal([]byte(req.RuleValue), &temp); err != nil {
 			return utils.NewError("分账规则配置格式错误，不是合法的JSON")
 		}
-		ruleValue, _ := json.Marshal(temp)
-		updateData["rule_value"] = ruleValue
+		ruleBytes, _ := json.Marshal(temp)
+		updateData["rule_value"] = datatypes.JSON(ruleBytes)
 	}
+
 	if req.Status >= 0 {
 		updateData["status"] = req.Status
 	}
diff --git a/service/split_account_deduction_log.go b/service/split_account_deduction_log.go
index f33877c..0bcd966 100644
--- a/service/split_account_deduction_log.go
+++ b/service/split_account_deduction_log.go
@@ -142,7 +142,7 @@ func (s *SplitAccountDeductionLogService) UpdateSplitAccountDeductionLog(req sys
 			return utils.NewError("扣款规则格式错误，不是合法的JSON")
 		}
 		deductionDetails, _ := json.Marshal(temp)
-		updateData["deduction_details"] = deductionDetails
+		updateData["deduction_details"] = datatypes.JSON(deductionDetails)
 	}
 	if req.TotalAmount > 0 {
 		updateData["total_amount"] = req.TotalAmount