diff --git a/example/plugins/HydroRoll/__init__.py b/example/plugins/HydroRoll/__init__.py
index 5e48546..6800e96 100644
--- a/example/plugins/HydroRoll/__init__.py
+++ b/example/plugins/HydroRoll/__init__.py
@@ -1,18 +1,37 @@
 """中间件"""
+import re
 import json
 import joblib
 import os
 import shutil
-from ast import literal_eval
-from os.path import dirname, join, abspath
+
 from iamai import ConfigModel, Plugin
 from iamai.log import logger
+from iamai.exceptions import GetEventTimeout
+from iamai.event import MessageEvent, Event
+from iamai.typing import StateT
+
 from .config import Directory, GlobalConfig, Models
 from .utils import *
 from .models.Transformer import query
 from .command import Set, Get
-from iamai.exceptions import GetEventTimeout
-from iamai.event import MessageEvent
+from .config import (
+    BasePluginConfig,
+    CommandPluginConfig,
+    RegexPluginConfig,
+    GlobalConfig,
+)
+
+from ast import literal_eval
+from os.path import dirname, join, abspath
+from abc import ABC, abstractmethod
+from typing import Any, Generic, TypeVar
+from typing_extensions import Annotated
+
+ConfigT = TypeVar("ConfigT", bound=BasePluginConfig)
+RegexPluginConfigT = TypeVar("RegexPluginConfigT", bound=RegexPluginConfig)
+CommandPluginConfigT = TypeVar("CommandPluginConfigT", bound=CommandPluginConfig)
+
 
 BASE_DIR = dirname(abspath("__file__"))
 HYDRO_DIR = dirname(abspath(__file__))
@@ -21,12 +40,9 @@
 # logger.info(GlobalConfig._copyright)
 
 
-class HydroRoll(Plugin):
+class Dice(Plugin[MessageEvent, Annotated[dict, {}], RegexPluginConfig]):
     """中间件"""
 
-    class Config(ConfigModel):
-        __config_name__ = "HydroRoll"
-
     priority = 0
 
     # TODO: HydroRollCore should be able to handle all signals and tokens from Psi.
diff --git a/example/plugins/HydroRoll/config.py b/example/plugins/HydroRoll/config.py
index 97591fe..f90ebc0 100644
--- a/example/plugins/HydroRoll/config.py
+++ b/example/plugins/HydroRoll/config.py
@@ -25,6 +25,7 @@ class RegexPluginConfig(BasePluginConfig):
 
 
 class CommandPluginConfig(RegexPluginConfig):
+    __config_name__ = "HydroRoll"
     command_prefix: Set[str] = Field(default_factory=lambda: {".", "。"})
     """命令前缀。"""
     command: Set[str] = Field(default_factory=set)