diff --git a/src/main/java/cn/lunadeer/dominion/Dominion.java b/src/main/java/cn/lunadeer/dominion/Dominion.java
index 477be07..7fbc8cd 100644
--- a/src/main/java/cn/lunadeer/dominion/Dominion.java
+++ b/src/main/java/cn/lunadeer/dominion/Dominion.java
@@ -1,7 +1,7 @@
 package cn.lunadeer.dominion;
 
 import cn.lunadeer.dominion.events.EnvironmentEvents;
-import cn.lunadeer.dominion.events.PlayerEvents;
+import cn.lunadeer.dominion.events.PlayerEvents_1_20_1;
 import cn.lunadeer.dominion.events.SelectPointEvents;
 import cn.lunadeer.dominion.managers.ConfigManager;
 import cn.lunadeer.dominion.managers.DatabaseTables;
@@ -41,7 +41,7 @@ public final class Dominion extends JavaPlugin {
         AutoClean.run();
         Cache.instance = new Cache();
 
-        Bukkit.getPluginManager().registerEvents(new PlayerEvents(), this);
+        Bukkit.getPluginManager().registerEvents(new PlayerEvents_1_20_1(), this);
         Bukkit.getPluginManager().registerEvents(new EnvironmentEvents(), this);
         Bukkit.getPluginManager().registerEvents(new SelectPointEvents(), this);
         Objects.requireNonNull(Bukkit.getPluginCommand("dominion")).setExecutor(new Commands());
diff --git a/src/main/java/cn/lunadeer/dominion/dtos/Flag.java b/src/main/java/cn/lunadeer/dominion/dtos/Flag.java
index b774a13..1170857 100644
--- a/src/main/java/cn/lunadeer/dominion/dtos/Flag.java
+++ b/src/main/java/cn/lunadeer/dominion/dtos/Flag.java
@@ -25,6 +25,7 @@ public enum Flag {
     CAKE("cake", "吃蛋糕", "是否可以吃蛋糕", false, false, true),
     CONTAINER("container", "一般容器", "包含：箱子/木桶/潜影盒/盔甲架/展示框", false, false, true),
     CRAFT("craft", "使用工作台", "是否可以使用工作台", false, false, true),
+    CRAFTER("crafter", "合成器", "是否可以修改自动合成器", false, false, true),
     CREEPER_EXPLODE("creeper_explode", "实体爆炸", "包含：苦力怕/凋零头颅/末影水晶/火球", false, true, true),
     COMPARER("comparer", "比较器交互", "是否可以修改比较器状态", false, false, true),
     DOOR("door", "门交互", "是否可以使用各种材质的门（包括活板门）", false, false, true),
diff --git a/src/main/java/cn/lunadeer/dominion/events/PlayerEvents.java b/src/main/java/cn/lunadeer/dominion/events/PlayerEvents_1_20_1.java
similarity index 99%
rename from src/main/java/cn/lunadeer/dominion/events/PlayerEvents.java
rename to src/main/java/cn/lunadeer/dominion/events/PlayerEvents_1_20_1.java
index 5a2f13e..527087d 100644
--- a/src/main/java/cn/lunadeer/dominion/events/PlayerEvents.java
+++ b/src/main/java/cn/lunadeer/dominion/events/PlayerEvents_1_20_1.java
@@ -33,7 +33,7 @@ import org.spigotmc.event.entity.EntityMountEvent;
 import static cn.lunadeer.dominion.events.Apis.checkFlag;
 import static cn.lunadeer.dominion.events.Apis.getInvDominion;
 
-public class PlayerEvents implements Listener {
+public class PlayerEvents_1_20_1 implements Listener {
     @EventHandler
     public void onPlayerJoin(PlayerJoinEvent event) {
         Player bukkitPlayer = event.getPlayer();
diff --git a/src/main/java/cn/lunadeer/dominion/events/PlayerEvents_1_21.java b/src/main/java/cn/lunadeer/dominion/events/PlayerEvents_1_21.java
new file mode 100644
index 0000000..cdd54e0
--- /dev/null
+++ b/src/main/java/cn/lunadeer/dominion/events/PlayerEvents_1_21.java
@@ -0,0 +1,31 @@
+package cn.lunadeer.dominion.events;
+
+import cn.lunadeer.dominion.dtos.DominionDTO;
+import cn.lunadeer.dominion.dtos.Flag;
+import org.bukkit.entity.Player;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.EventPriority;
+import org.bukkit.event.inventory.InventoryOpenEvent;
+
+import org.bukkit.inventory.Inventory;
+import org.bukkit.event.inventory.InventoryType;
+
+import static cn.lunadeer.dominion.events.Apis.checkFlag;
+import static cn.lunadeer.dominion.events.Apis.getInvDominion;
+
+public class PlayerEvents_1_21 extends PlayerEvents_1_20_1 {
+
+    @EventHandler(priority = EventPriority.HIGHEST) // crafter
+    public void onCrafterOpen(InventoryOpenEvent event) {
+        Inventory inv = event.getInventory();
+        if (inv.getType() != InventoryType.CR) {
+            return;
+        }
+        if (!(event.getPlayer() instanceof Player)) {
+            return;
+        }
+        Player bukkitPlayer = (Player) event.getPlayer();
+        DominionDTO dom = getInvDominion(bukkitPlayer, inv);
+        checkFlag(dom, Flag.CRAFTER, bukkitPlayer, event);
+    }
+}
diff --git a/src/main/java/cn/lunadeer/dominion/managers/ConfigManager.java b/src/main/java/cn/lunadeer/dominion/managers/ConfigManager.java
index 1a312da..30e1ef7 100644
--- a/src/main/java/cn/lunadeer/dominion/managers/ConfigManager.java
+++ b/src/main/java/cn/lunadeer/dominion/managers/ConfigManager.java
@@ -91,7 +91,7 @@ public class ConfigManager {
         _fly_permission_nodes = _file.getStringList("FlyPermissionNodes");
         _residence_migration = _file.getBoolean("ResidenceMigration", false);
         saveAll();  // 回写文件 防止文件中的数据不完整
-        Flag.loadFromJson();
+        Flag.loadFromJson();    // 加载 Flag 配置
     }
 
     public void saveAll() {