diff --git a/modules/mline/module.go b/modules/mline/module.go
index 256b27d1f..54819d6d4 100644
--- a/modules/mline/module.go
+++ b/modules/mline/module.go
@@ -127,7 +127,31 @@ func (this *Mline) ModifyMlineDataByNanduID(session comm.IUserSession, id int32)
 			this.modelMline.addNewChapter(session.GetUserId(), newData)
 		}
 	}
+	// 修改扩展数据
+	if rst, err := this.ModuleUser.GetUserExpand(session.GetUserId()); err == nil { // 统计主线进度
+		_mp := rst.Mline
+		var cType int32
+		conf := this.configure.GetMainChapterConf(connf.Chapterid)
+		if conf != nil {
+			cType = conf.ChapterType
+		}
+		if _mp == nil {
+			_mp = make(map[int32]int32, 1)
+			_mp[cType] = id
+		} else {
+			if v, ok := _mp[cType]; ok {
+				if v <= id {
+					_mp[cType] = id
+				}
+			} else {
+				_mp[cType] = id
+			}
+		}
 
+		this.ModuleUser.ChangeUserExpand(session.GetUserId(), map[string]interface{}{
+			"mline": _mp,
+		})
+	}
 	return
 }
 func (this *Mline) GetUsermLineData(uid string, chapterType int32) (chapterId int32) {