diff --git a/app/src/main/java/com/github/catvod/bean/alist/Sorter.java b/app/src/main/java/com/github/catvod/bean/alist/Sorter.java
index 5b4fb2ef..7aee0f1a 100644
--- a/app/src/main/java/com/github/catvod/bean/alist/Sorter.java
+++ b/app/src/main/java/com/github/catvod/bean/alist/Sorter.java
@@ -7,24 +7,27 @@ import java.util.List;
 public class Sorter implements Comparator<Item> {
 
     private final String type;
+    private final String order;
 
-    public static void sort(String type, List<Item> items) {
-        Collections.sort(items, new Sorter(type));
+    public static void sort(String type, String order, List<Item> items) {
+        Collections.sort(items, new Sorter(type, order));
     }
 
-    public Sorter(String type) {
+    public Sorter(String type, String order) {
         this.type = type;
+        this.order = order;
     }
 
     @Override
     public int compare(Item o1, Item o2) {
+        boolean asc = order.equals("asc");
         switch (type) {
             case "name":
-                return o1.getName().compareTo(o2.getName());
+                return asc ? o1.getName().compareTo(o2.getName()) : o2.getName().compareTo(o1.getName());
             case "size":
-                return Long.compare(o1.getSize(), o2.getSize());
+                return asc ? Long.compare(o1.getSize(), o2.getSize()) : Long.compare(o2.getSize(), o1.getSize());
             case "date":
-                return o1.getDate().compareTo(o2.getDate());
+                return asc ? o1.getDate().compareTo(o2.getDate()) : o2.getDate().compareTo(o1.getDate());
             default:
                 return -1;
         }
diff --git a/app/src/main/java/com/github/catvod/spider/AList.java b/app/src/main/java/com/github/catvod/spider/AList.java
index a227a95d..9a7cb9b3 100644
--- a/app/src/main/java/com/github/catvod/spider/AList.java
+++ b/app/src/main/java/com/github/catvod/spider/AList.java
@@ -64,9 +64,17 @@ public class AList extends Spider {
         return map.get(name);
     }
 
+    private List<Filter> getFilter() {
+        List<Filter> items = new ArrayList<>();
+        items.add(new Filter("type", "排序類型", Arrays.asList(new Filter.Value("名稱", "name"), new Filter.Value("大小", "size"), new Filter.Value("修改時間", "date"))));
+        items.add(new Filter("order", "排序方式", Arrays.asList(new Filter.Value("⬆", "asc"), new Filter.Value("⬇", "desc"))));
+        return items;
+    }
+
     @Override
     public void init(Context context, String extend) {
         try {
+            sub = new HashMap<>();
             map = new HashMap<>();
             ext = new LinkedHashMap<>();
             if (extend.startsWith("http")) extend = OkHttpUtil.string(extend);
@@ -81,25 +89,26 @@ public class AList extends Spider {
         List<Class> classes = new ArrayList<>();
         LinkedHashMap<String, List<Filter>> filters = new LinkedHashMap<>();
         for (String entry : ext.keySet()) classes.add(new Class(entry, entry, "1"));
-        for (Class item : classes) filters.put(item.getTypeId(), Arrays.asList(new Filter("type", "排序", Arrays.asList(new Filter.Value("名稱", "name"), new Filter.Value("大小", "size"), new Filter.Value("修改時間", "date")))));
+        for (Class item : classes) filters.put(item.getTypeId(), getFilter());
         return Result.string(classes, filters);
     }
 
     @Override
     public String categoryContent(String tid, String pg, boolean filter, HashMap<String, String> extend) {
-        String type = extend.containsKey("type") ? extend.get("type") : "";
+        String type = extend.containsKey("type") ? extend.get("type") : "name";
+        String order = extend.containsKey("order") ? extend.get("order") : "asc";
         List<Item> folders = new ArrayList<>();
         List<Item> files = new ArrayList<>();
         List<Vod> list = new ArrayList<>();
-        sub = new HashMap<>();
+        sub.clear();
         for (Item item : getList(tid)) {
             if (item.ignore()) continue;
             if (item.isSub()) addSub(tid, item);
             else if (item.isFolder()) folders.add(item);
             else files.add(item);
         }
-        Sorter.sort(type, folders);
-        Sorter.sort(type, files);
+        Sorter.sort(type, order, folders);
+        Sorter.sort(type, order, files);
         for (Item item : folders) list.add(item.getVod(tid));
         for (Item item : files) list.add(item.getVod(tid));
         return Result.string(list);
diff --git a/jar/custom_spider.jar b/jar/custom_spider.jar
index be40927e..f0bbb25d 100644
Binary files a/jar/custom_spider.jar and b/jar/custom_spider.jar differ
diff --git a/jar/custom_spider.jar.md5 b/jar/custom_spider.jar.md5
index 724210bb..74a43ee6 100644
--- a/jar/custom_spider.jar.md5
+++ b/jar/custom_spider.jar.md5
@@ -1 +1 @@
-5e45ee53bd37b87d71cc591d1a2c208b
+dcf00e95fc69d171836e7c0cecd2f99e