diff --git a/Dockerfile b/Dockerfile
index 9b289dd..bc99086 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -11,5 +11,5 @@ COPY ./utils /utils
 COPY ./*.py /
 RUN chmod +x /app.py
 
-CMD ["/bin/bash", "-c", "/app.py"]
+CMD ["/bin/bash", "-c", "/app.py --host='0.0.0.0' --debug=True"]
 
diff --git a/app.py b/app.py
index fad078f..2f4b052 100644
--- a/app.py
+++ b/app.py
@@ -1,7 +1,8 @@
 #!/usr/bin/env python3.8
-
+import argparse
 from flask import Flask, render_template, request
 from onnx_modifier import onnxModifier
+
 app = Flask(__name__)
 
 @app.route('/')
@@ -18,12 +19,10 @@ def open_model():
 
     return 'OK', 200
 
-
 @app.route('/download', methods=['POST'])
 def modify_and_download_model():
     modify_info = request.get_json()
     # print(modify_info)
-
     onnx_modifier.reload()   # allow downloading for multiple times
 
     onnx_modifier.modify(modify_info)
@@ -31,6 +30,18 @@ def modify_and_download_model():
 
     return 'OK', 200
 
+def parse_args():
+    parser = argparse.ArgumentParser()
+    parser.add_argument('--host', type=str, default='127.0.0.1', help='the hostname to listen on. Set this to "0.0.0.0" to have the server available externally as well')
+    parser.add_argument('--port', type=int, default=5000, help='the port of the webserver. Defaults to 5000.')
+    parser.add_argument('--debug', type=bool, default=True, help='enable or disable debug mode.')
+    
+    args = parser.parse_args()
+    return args
+    
+def main():
+    args = parse_args()
+    app.run(host=args.host, port=args.port, debug=args.debug)
+
 if __name__ == '__main__':
-    app.debug = True
-    app.run(host="0.0.0.0")
+    main()
diff --git a/app_desktop.py b/app_desktop.py
index 29ac1a5..0bd9861 100644
--- a/app_desktop.py
+++ b/app_desktop.py
@@ -15,7 +15,7 @@ The following are some notes about How I worked for it.
         - flaskwebgui github repo: https://github.com/ClimenteA/flaskwebgui
     b. add some scripts to keep server running while gui is running
         - see here: https://github.com/ClimenteA/flaskwebgui#install
-        - I added the code in the index.js (around line 355)
+        - I added the code in the static/index.js (around line 355)
     c. Then run: `python app_desktop.py`, the web browser will be automatically lauched for onnx-modifier
 
 2. How to generate excutable files:
diff --git a/readme.md b/readme.md
index 1d253a3..3cb121e 100644
--- a/readme.md
+++ b/readme.md
@@ -48,7 +48,7 @@ Then run
 python app.py
 ```
 
-Click the url in the output info generated by flask (`http://127.0.0.1:5000/` for example), then `onnx-modifier` will be launched in the web browser.
+Click the url in the output info generated by flask (defaults to `http://127.0.0.1:5000/`), then `onnx-modifier` will be launched in the web browser.
 
 ## launch from executable file
 <details>
diff --git a/readme_zh-CN.md b/readme_zh-CN.md
index 0a4432c..5f66f60 100644
--- a/readme_zh-CN.md
+++ b/readme_zh-CN.md
@@ -53,7 +53,7 @@
   - 默认使用Edge浏览器作为运行环境。
 > 生成可执行文件的步骤记录在`app_desktop.py`文件中。未来会为其他平台生成可执行文件。
 
-点击输出中的url（如`http://127.0.0.1:5000/`），即可在浏览器中进入onnx-modifier界面。点击`Open Model...`，上传所需要编辑的模型文件，上传完毕后，网络可视化结构会自动显示。
+点击输出中的url（默认为`http://127.0.0.1:5000/`），即可在浏览器中进入onnx-modifier界面。点击`Open Model...`，上传所需要编辑的模型文件，上传完毕后，网络可视化结构会自动显示。
 
 # 用法