diff --git a/domain/model/groupPower_m/group_grade.go b/domain/model/groupPower_m/group_grade.go
index d495a99a1fa542103c773984f4ba03fb53964159..600eb46295869ed55186c82eabd85bde9998c447 100644
--- a/domain/model/groupPower_m/group_grade.go
+++ b/domain/model/groupPower_m/group_grade.go
@@ -182,7 +182,14 @@ func IncrGroupPowerExpOnMic(model *domain.Model, groupPowerId, userId mysql.ID,
 			// 更新micExp信息
 			onMic.Seconds = onMic.Seconds + onMicSeconds
 			onMic.LastCalTs = joinMicTimestamp
-			if err := model.DB().Save(onMic).Error; err != nil {
+			if err := model.DB().Model(GroupPowerOnMic{}).Clauses(clause.OnConflict{Columns: []clause.Column{{Name: "date"}, {Name: "group_power_id"}},
+				DoUpdates: clause.Assignments(
+					map[string]interface{}{
+						"seconds":     onMic.Seconds,
+						"last_cal_ts": joinMicTimestamp,
+					},
+				)}).
+				Create(onMic).Error; err != nil {
 				return err
 			}
 		}