diff --git a/README.md b/README.md
index 2b74732..392a8ff 100644
--- a/README.md
+++ b/README.md
@@ -71,12 +71,15 @@ pip install nonebot-plugin-nsfw[nsfw-model]
 
 ## 插件配置项
 
-|                 | 默认值                            | 可选值                         | 说明                                  |
-| --------------- | --------------------------------- | ------------------------------ | ------------------------------------- |
-| model           | "safety_checker"                  | "safety_checker", "nsfw_model" |                                       |
-| device          | "cpu"                             | "cpu", "cuda", etc.            |                                       |
-| withdraw        | True                              | True, False                    | 撤回检测到 NSFW 图片的消息            |
-| nsfw_model_path | cwd() / nsfw_mobilenet2_v1.2.0.h5 | .h5 or SavedModel path         | nsfw-model 模型路径，没配置则自动下载 |
+|                          | 默认值                            | 可选值                         | 说明                                               |
+| ------------------------ | --------------------------------- | ------------------------------ | -------------------------------------------------- |
+| nsfw\_\_model            | "safety_checker"                  | "safety_checker", "nsfw_model" |                                                    |
+| nsfw\_\_device           | "cpu"                             | "cpu", "cuda", etc.            |                                                    |
+| nsfw\_\_withdraw         | True                              | True, False                    | 撤回检测到 NSFW 图片的消息                         |
+| nsfw\_\_nsfw_model_path  | cwd() / nsfw_mobilenet2_v1.2.0.h5 | .h5 or SavedModel path         | nsfw-model 模型路径，没配置则自动下载              |
+| nsfw\_\_warning_capacity | 3                                 | 正整数                         | 一天内警告 N 次后禁言，0 不警告，ban=True 直接禁言 |
+| nsfw\_\_ban              | True                              | True, False                    | 是否启用禁言                                       |
+| nsfw\_\_ban_time         | 1800                              | 正整数                         | 禁言时长，单位为秒数                               |
 
 更多配置正在开发中...
 
diff --git a/nonebot_plugin_nsfw/__init__.py b/nonebot_plugin_nsfw/__init__.py
index 4b76eb2..36fc4ba 100644
--- a/nonebot_plugin_nsfw/__init__.py
+++ b/nonebot_plugin_nsfw/__init__.py
@@ -32,4 +32,9 @@ async def _(
         await bot.delete_msg(message_id=event.message_id)
     if config.warning_capacity != 0:
         user.warning_count += 1
-        await bot.send(event, f"不许色色，警告 {user.warning_count} 次！", at_sender=True)
+    if config.ban == True and user.warning_count > config.warning_capacity:
+        await bot.set_group_ban(
+            group_id=event.group_id, user_id=event.user_id, duration=config.ban_time
+        )
+    else:
+        await bot.send(event, f"涩涩哒咩，警告 {user.warning_count} 次！", at_sender=True)
diff --git a/nonebot_plugin_nsfw/config.py b/nonebot_plugin_nsfw/config.py
index e4b7625..f8d28bf 100644
--- a/nonebot_plugin_nsfw/config.py
+++ b/nonebot_plugin_nsfw/config.py
@@ -3,7 +3,7 @@
 
 import nonebot
 from nonebot import logger
-from pydantic import BaseModel, NonNegativeInt
+from pydantic import BaseModel, NonNegativeInt, PositiveInt
 
 DEFAULT_NSFW_MODEL_PATH = str(Path.cwd() / "nsfw_mobilenet2_v1.2.0.h5")
 DEFAULT_NSFW_MODEL_URI = "https://github.com/iyume/nonebot-plugin-nsfw/releases/download/v0.1/nsfw_mobilenet2_v1.2.0.h5"
@@ -11,7 +11,7 @@
 T_AVAILABLE_MODEL = Literal["safety_checker", "nsfw_model"]
 
 
-class Config(BaseModel):
+class PluginScopedConfig(BaseModel):
     model: T_AVAILABLE_MODEL = "nsfw_model"
     """要使用的模型。默认为 NSFW Model。"""
 
@@ -25,13 +25,21 @@ class Config(BaseModel):
     默认值: `cwd()/nsfw_mobilenet2_v1.2.0.h5`
     """
 
-    warning_capacity: NonNegativeInt = 5
-    """一天内警告 N 次后禁言，0 表示不警告，ban=True 则直接禁言。默认为 5."""
+    warning_capacity: NonNegativeInt = 3
+    """一天内警告 N 次后禁言，0 表示不警告，ban=True 则直接禁言。默认为 3."""
 
-    ban: bool = False
+    ban: bool = True
+    """是否禁言。默认为 True。"""
 
+    ban_time: PositiveInt = 30 * 60  # maybe list of increasing time
+    """禁言时长秒数。默认为 1800。"""
 
-config = Config.parse_obj(nonebot.get_driver().config)
+
+class PluginConfig(BaseModel):
+    nsfw: PluginScopedConfig
+
+
+config = PluginConfig.parse_obj(nonebot.get_driver().config).nsfw
 
 if config.nsfw_model_path is not None and config.model != "nsfw_model":
     logger.warning("Provided nsfw_model_path without using its model")
diff --git a/nonebot_plugin_nsfw/deps.py b/nonebot_plugin_nsfw/deps.py
index 7664480..cea9a41 100644
--- a/nonebot_plugin_nsfw/deps.py
+++ b/nonebot_plugin_nsfw/deps.py
@@ -67,10 +67,6 @@ def refresh(self) -> None:
         self.date_ = today
         self.warning_count = 0
 
-    @property
-    def should_ban(self) -> bool:
-        return self.warning_count > config.warning_capacity
-
 
 # simple database
 users: Dict[str, User] = {}
diff --git a/pyproject.toml b/pyproject.toml
index 4cb6547..c41fc46 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "nonebot-plugin-nsfw"
-version = "0.1.0"
+version = "0.2"
 description = "群聊 NSFW 图片检测插件，带有撤回、禁言等功能。使用 Safety Checker / NSFW Model。"
 authors = [{ name = "iyume", email = "iyumelive@gmail.com" }]
 requires-python = ">=3.8"