diff --git a/README.md b/README.md
index 10422da..6d52e3f 100644
--- a/README.md
+++ b/README.md
@@ -11,7 +11,7 @@ pip install -U music-tool-kit
 - 音乐下载
 
 ```bash
-mtk  网址 [输出] [封面url]
+musictool  网址 [输出] [封面url]
 ```
 
 > tips: 输出格式为 歌曲名[-歌手] 输出歌曲格式为 mp3 可选, 封面 url 也可选
@@ -19,7 +19,7 @@ mtk  网址 [输出] [封面url]
 - 音乐剪辑
 
 ```bash
-mtk -clip 输入的文件 开始时间 结束时间
+musictool -clip 输入的文件 开始时间 结束时间
 ```
 
 > tips: 时间格式为: 00:00:00
@@ -27,5 +27,5 @@ mtk -clip 输入的文件 开始时间 结束时间
 - 音乐伴奏提取
 
 ```bash
-mtk -extract 输入的文件 输出的文件
+musictool -extract 输入的文件
 ```
diff --git a/mtk/__main__.py b/mtk/__main__.py
index 6d68f12..5281f0e 100644
--- a/mtk/__main__.py
+++ b/mtk/__main__.py
@@ -1,3 +1,5 @@
+# !/usr/bin/env python3
+
 import sys
 import requests
 from mtk.mp3_util import MP3
@@ -9,7 +11,7 @@ def  extract_info(url):
     info = ydl.extract_info(url, download=False)
     return info
 
-def download(url:str,title:str|None=None,cover_url:str|None=None):
+def download(url:str,title:str=None,cover_url:str=None):
     """下载mp3格式的音乐
     Args:
         url (str): 歌曲网址
@@ -78,8 +80,9 @@ def main(args=None):
     if len(args) == 0:
         print('configuration:\n\n'
             '---------------------------------------------\n'+
-            '下载: mtk url [title] [cover_url]\n'+
-            '剪辑: mtk --clip path start end\n'
+            '下载: musictool url [title] [cover_url]\n'+
+            '剪辑: musictool -clip path start end\n'
+            '提取伴奏: musictool -extract path\n'
             '---------------------------------------------\n'
             )
         return
diff --git a/mtk/mp3_util.py b/mtk/mp3_util.py
index 815e0c5..a6e231a 100644
--- a/mtk/mp3_util.py
+++ b/mtk/mp3_util.py
@@ -1,4 +1,5 @@
 # -*- coding: utf-8 -*-
+# !/usr/bin/env python3
 import requests
 import os
 from mutagen.id3 import ID3, APIC, TIT2, TPE1, TALB
diff --git a/requirements.txt b/requirements.txt
index 510fcd5..be715e2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,3 @@
 yt-dlp>=2023.10.7
-ffmpeg>=1.4
 requests>=2.26.0
 mutagen>=1.47.0
\ No newline at end of file
diff --git a/setup.py b/setup.py
index 92690e3..002db24 100644
--- a/setup.py
+++ b/setup.py
@@ -8,7 +8,7 @@
 
 setup(
     name='music-tool-kit',
-    version='0.0.4',
+    version='0.0.9',
     description='A tool kit for music download and clip',
     long_description_content_type='text/markdown',
     long_description=readme,
@@ -31,12 +31,10 @@
         'mtk': ['*.txt'],
     },
     require_python='>=3.8',
-    install_requires=[
-        'requests'
-    ],
+    install_requires=requirements,
     entry_points={
         'console_scripts': [
-            'mtk = mtk.__main__:main',
+            'musictool = mtk.__main__:main',
         ]
     },
     classifiers=[