diff --git a/src/main/java/net/lamgc/cgj/bot/AutoSender.java b/src/main/java/net/lamgc/cgj/bot/AutoSender.java
index fa09bf0..58f40d0 100644
--- a/src/main/java/net/lamgc/cgj/bot/AutoSender.java
+++ b/src/main/java/net/lamgc/cgj/bot/AutoSender.java
@@ -9,7 +9,7 @@ import java.util.Objects;
  */
 public abstract class AutoSender {
 
-    private MessageSender messageSender;
+    private final MessageSender messageSender;
 
     /**
      * 构造一个自动发送器
diff --git a/src/main/java/net/lamgc/cgj/bot/cache/HotDataCacheStore.java b/src/main/java/net/lamgc/cgj/bot/cache/HotDataCacheStore.java
index 8a5fc73..9560eee 100644
--- a/src/main/java/net/lamgc/cgj/bot/cache/HotDataCacheStore.java
+++ b/src/main/java/net/lamgc/cgj/bot/cache/HotDataCacheStore.java
@@ -119,12 +119,15 @@ public class HotDataCacheStore<T> implements CacheStore<T>, Cleanable {
 
     @Override
     public boolean supportedPersistence() {
+        // 由于Current的缓存数据会更新到Parent上,
+        // 所以只要任意一边支持持久化, 那么该缓存库就支持持久化
         return current.supportedPersistence() || parent.supportedPersistence();
     }
 
     @Override
     public boolean supportedList() {
-        return false;
+        // 只有两边都支持List, 该缓存库才会支持持久化
+        return current.supportedList() && parent.supportedList();
     }
 
     @Override