diff --git a/json/chuqiuyu.json b/json/chuqiuyu.json
index 322e2bb5..94e4fefc 100644
--- a/json/chuqiuyu.json
+++ b/json/chuqiuyu.json
@@ -171,6 +171,7 @@
          "音乐": [
       {"key": "order","name": "排序","value": [
 {"n": "综合排序","v": "0"},
+{"n": "持续时长","v": "duration"},
 {"n": "最多点击","v": "click"},
 {"n": "最新发布","v": "pubdate"},
 {"n": "最多弹幕","v": "dm"},
@@ -241,6 +242,7 @@
          "歌曲": [
       {"key": "order","name": "排序","value": [
 {"n": "综合排序","v": "0"},
+{"n": "持续时长","v": "duration"},
 {"n": "最多点击","v": "click"},
 {"n": "最新发布","v": "pubdate"},
 {"n": "最多弹幕","v": "dm"},
@@ -311,6 +313,7 @@
          "平面设计教学": [
       {"key": "order","name": "排序","value": [
 {"n": "综合排序","v": "0"},
+{"n": "持续时长","v": "duration"},
 {"n": "最多点击","v": "click"},
 {"n": "最新发布","v": "pubdate"},
 {"n": "最多弹幕","v": "dm"},
@@ -405,6 +408,7 @@
          "软件教程": [
        {"key": "order","name": "排序","value": [
 {"n": "综合排序","v": "0"},
+{"n": "持续时长","v": "duration"},
 {"n": "最多点击","v": "click"},
 {"n": "最新发布","v": "pubdate"},
 {"n": "最多弹幕","v": "dm"},
@@ -487,6 +491,7 @@
          "Windows": [
       {"key": "order","name": "排序","value": [
 {"n": "综合排序","v": "0"},
+{"n": "持续时长","v": "duration"},
 {"n": "最多点击","v": "click"},
 {"n": "最新发布","v": "pubdate"},
 {"n": "最多弹幕","v": "dm"},
@@ -523,6 +528,7 @@
          "小姐姐超清": [
       {"key": "order","name": "排序","value": [
 {"n": "综合排序","v": "0"},
+{"n": "持续时长","v": "duration"},
 {"n": "最多点击","v": "click"},
 {"n": "最新发布","v": "pubdate"},
 {"n": "最多弹幕","v": "dm"},