diff --git a/modules/stonehenge/api_resetbuff.go b/modules/stonehenge/api_resetbuff.go
new file mode 100644
index 000000000..f1e34348f
--- /dev/null
+++ b/modules/stonehenge/api_resetbuff.go
@@ -0,0 +1,67 @@
+package stonehenge
+
+import (
+	"go_dreamfactory/comm"
+	"go_dreamfactory/pb"
+)
+
+//参数校验
+func (this *apiComp) ResetBuffCheck(session comm.IUserSession, req *pb.StonehengeResetBuffReq) (errdata *pb.ErrorData) {
+
+	return
+}
+
+// 结算房间
+func (this *apiComp) ResetBuff(session comm.IUserSession, req *pb.StonehengeResetBuffReq) (errdata *pb.ErrorData) {
+	var (
+		stone  *pb.DBStonehenge
+		update map[string]interface{}
+		err    error
+	)
+	update = make(map[string]interface{})
+	if errdata = this.ResetBuffCheck(session, req); errdata != nil {
+		return
+	}
+
+	if stone, err = this.module.modelStonehenge.GetStonehengeData(session.GetUserId()); err != nil {
+		errdata = &pb.ErrorData{
+			Code:    pb.ErrorCode_DBError,
+			Title:   pb.ErrorCode_DBError.String(),
+			Message: err.Error(),
+		}
+		return
+	}
+	// 检查特权
+	if stone.Resetcount == 0 {
+		for _, v := range stone.Privilege {
+			if v == pb.StonehengePrivilege_StonehengePrivilege_7 { //随机buff三选一事件，新增重置功能
+				if eventConf, err := this.module.configure.GetStoneEventDataById(req.Eventid); err != nil {
+					//if p, err := this.module.configure.getGameStonePrivilegeData(int32(v)); err != nil {
+					for _, v := range stone.Addweight { // 这个map 目前只会存在一条数据
+						ownerbuff := make(map[int32]struct{}, 0)
+						for k := range stone.Userbuff {
+							ownerbuff[k] = struct{}{}
+						}
+						stone.Rooms.Selectbuff = this.module.configure.GetBuffGroupDataByLottery(eventConf.Value1, v, ownerbuff)
+						stone.Resetcount += 1
+
+						// 更新数据
+						update["rooms"] = stone.Rooms
+						update["resetcount"] = stone.Resetcount
+						this.module.modelStonehenge.ChangeStonehengeData(session.GetUserId(), update)
+						session.SendMsg(string(this.module.GetType()), "resetbuff", &pb.StonehengeResetBuffResp{
+							Selectbuff: stone.Rooms.Selectbuff,
+						})
+						return
+					}
+				}
+				break
+			}
+		}
+	}
+	errdata = &pb.ErrorData{
+		Code:  pb.ErrorCode_StonehengebuffResetErr,
+		Title: pb.ErrorCode_StonehengebuffResetErr.String(),
+	}
+	return
+}
diff --git a/pb/errorcode.pb.go b/pb/errorcode.pb.go
index 9b6489098..9117cc52b 100644
--- a/pb/errorcode.pb.go
+++ b/pb/errorcode.pb.go
@@ -429,6 +429,7 @@ const (
 	ErrorCode_StonehengeStoreMax           ErrorCode = 4909 // 购买上限
 	ErrorCode_StonehengeCantBuy            ErrorCode = 4910 // 已有事件不能重复购买
 	ErrorCode_StonehengeHeroRepeated       ErrorCode = 4911 // 重复英雄
+	ErrorCode_StonehengebuffResetErr       ErrorCode = 4912 // 三选一重置失败
 	// 活动错误码
 	ErrorCode_ActivityOver        ErrorCode = 5001 //活动结束
 	ErrorCode_ActivityUnOpened    ErrorCode = 5002 // 活动未开启
@@ -805,6 +806,7 @@ var (
 		4909: "StonehengeStoreMax",
 		4910: "StonehengeCantBuy",
 		4911: "StonehengeHeroRepeated",
+		4912: "StonehengebuffResetErr",
 		5001: "ActivityOver",
 		5002: "ActivityUnOpened",
 		5003: "ActivityRepatReward",
@@ -1177,6 +1179,7 @@ var (
 		"StonehengeStoreMax":            4909,
 		"StonehengeCantBuy":             4910,
 		"StonehengeHeroRepeated":        4911,
+		"StonehengebuffResetErr":        4912,
 		"ActivityOver":                  5001,
 		"ActivityUnOpened":              5002,
 		"ActivityRepatReward":           5003,
@@ -1217,7 +1220,7 @@ var File_errorcode_proto protoreflect.FileDescriptor
 
 var file_errorcode_proto_rawDesc = []byte{
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@@ -1757,16 +1760,18 @@ var file_errorcode_proto_rawDesc = []byte{
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 }
 
 var (