diff --git a/modules/worldtask/api_chapterreward.go b/modules/worldtask/api_chapterreward.go
index 6c2200d42..244ec1de2 100644
--- a/modules/worldtask/api_chapterreward.go
+++ b/modules/worldtask/api_chapterreward.go
@@ -70,6 +70,17 @@ func (this *apiComp) Chapterreward(session comm.IUserSession, req *pb.WorldtaskC
 		}
 		return
 	}
+	myWorldtask.Chapters[req.GroupId] = 2
+
+	if err := this.module.modelWorldtask.Change(uid, map[string]interface{}{
+		"chapters": myWorldtask.Chapters,
+	}); err != nil {
+		errdata = &pb.ErrorData{
+			Code:  pb.ErrorCode_DBError,
+			Title: pb.ErrorCode_DBError.ToString(),
+		}
+		return
+	}
 
 	this.module.DispenseRes(session, rewardCnf.Reword, true)