diff --git a/.gitignore b/.gitignore
index f2baf71..e581206 100644
--- a/.gitignore
+++ b/.gitignore
@@ -98,6 +98,7 @@ celerybeat-schedule
 *.sage.py
 
 # Environments
+.flaskenv 
 .env
 .venv
 env/
diff --git a/README.md b/README.md
index f627b02..175ef57 100644
--- a/README.md
+++ b/README.md
@@ -6,8 +6,14 @@ A sample project showing how to build a scalable, maintainable, modular Flask AP
 
 _This is an example project using the structure proposed in [this blog post](http://alanpryorjr.com/2019-05-20-flask-api-example/)._
 
+## Setting the environment config
+Create a .flaskenv file with the following config 
+```
+FLASK_ENV=env|prod|test
+```
 
-## Running the app
+
+## Setting the python virtual environment
 
 Preferably, first create a virtualenv and activate it, perhaps with the following command:
 
@@ -24,14 +30,10 @@ pip install -r requirements.txt
 
 to get the dependencies.
 
-### Manage the database
 
-Explicitely set the environment (```dev``` ,```prod``` and ```test```) 
-```
-export FLASK_CONFIG=dev
-```
+### Manage the database
 
-Next, initialize the database
+If first time, initialize the database
 
 ```
 python manage.py seed_db
@@ -42,11 +44,15 @@ Type "Y" to accept the message (which is just there to prevent you accidentally
 
 ### Run the app for local development
 
-The following command is a shorthand for running the development server
+In .flaskenv, set the `FLASK_ENV` to dev
 ```
-python dev.py
+FLASK_ENV=dev
 ```
 
+Then, you can run the app
+```
+python wsgi.py
+```
 
 ## Running tests
 
@@ -60,7 +66,7 @@ pytest
 
 ### Deploy the app in production
 
-##### Folder settup
+##### Set the environment
 
 On the server, create the project folder
 
@@ -78,6 +84,11 @@ Install the python packages requirements
 pip install -r requirements.txt
 ```
 
+In .flaskenv, set `FLASK_ENV` to prod
+```
+FLASK_ENV=prod
+```
+
 Initialize the DB (or paste an existant one)
 ```
 python migrate.py seed_db
@@ -90,4 +101,8 @@ If needed to, allow the folder access to the server user that will have control
 sudo chown -Rf <admin>:<group> /var/www/flask_api_example/
 ```
 
+
+
+source : https://www.digitalocean.com/community/tutorials/how-to-serve-flask-applications-with-uswgi-and-nginx-on-ubuntu-18-04
+
 Navigate to the posted URL in your terminal to be greeted with Swagger, where you can test out the API.
diff --git a/app/fizz/fizzbar/controller.py b/app/fizz/fizzbar/controller.py
index 1c72b7e..464c03e 100644
--- a/app/fizz/fizzbar/controller.py
+++ b/app/fizz/fizzbar/controller.py
@@ -16,7 +16,7 @@
 class FizzbarResource(Resource):
     """Fizzbars"""
 
-    @responds(schema=FizzbarSchema, many=True)
+    @responds(schema=FizzbarSchema(many=True) )
     def get(self) -> List[Fizzbar]:
         """Get all Fizzbars"""
 
diff --git a/app/fizz/fizzbar/interface.py b/app/fizz/fizzbar/interface.py
index 903e6be..6b64ec1 100644
--- a/app/fizz/fizzbar/interface.py
+++ b/app/fizz/fizzbar/interface.py
@@ -1,4 +1,4 @@
-from mypy_extensions import TypedDict
+from typing import TypedDict
 
 
 class FizzbarInterface(TypedDict, total=False):
diff --git a/app/fizz/fizzbaz/controller.py b/app/fizz/fizzbaz/controller.py
index 472357e..c8aa6cc 100644
--- a/app/fizz/fizzbaz/controller.py
+++ b/app/fizz/fizzbaz/controller.py
@@ -16,7 +16,7 @@
 class FizzbazResource(Resource):
     """Fizzbaz"""
 
-    @responds(schema=FizzbazSchema, many=True)
+    @responds(schema=FizzbazSchema(many=True))
     def get(self) -> List[Fizzbaz]:
         """Get all Fizzbaz"""
 
diff --git a/app/fizz/fizzbaz/interface.py b/app/fizz/fizzbaz/interface.py
index 751d698..b79050d 100644
--- a/app/fizz/fizzbaz/interface.py
+++ b/app/fizz/fizzbaz/interface.py
@@ -1,4 +1,4 @@
-from mypy_extensions import TypedDict
+from typing import TypedDict
 
 
 class FizzbazInterface(TypedDict, total=False):
diff --git a/app/other_api/doodad/controller.py b/app/other_api/doodad/controller.py
index c5284da..137646b 100644
--- a/app/other_api/doodad/controller.py
+++ b/app/other_api/doodad/controller.py
@@ -16,7 +16,7 @@
 class DoodadResource(Resource):
     """Doodads"""
 
-    @responds(schema=DoodadSchema, many=True)
+    @responds(schema=DoodadSchema(many=True))
     def get(self) -> List[Doodad]:
         """Get all Doodads"""
 
diff --git a/app/other_api/doodad/interface.py b/app/other_api/doodad/interface.py
index 7796d2b..4f54e73 100644
--- a/app/other_api/doodad/interface.py
+++ b/app/other_api/doodad/interface.py
@@ -1,4 +1,4 @@
-from mypy_extensions import TypedDict
+from typing import TypedDict
 
 
 class DoodadInterface(TypedDict, total=False):
diff --git a/app/other_api/whatsit/controller.py b/app/other_api/whatsit/controller.py
index 5190803..bd54049 100644
--- a/app/other_api/whatsit/controller.py
+++ b/app/other_api/whatsit/controller.py
@@ -16,7 +16,7 @@
 class WhatsitResource(Resource):
     '''Whatsits'''
 
-    @responds(schema=WhatsitSchema, many=True)
+    @responds(schema=WhatsitSchema(many=True))
     def get(self) -> List[Whatsit]:
         '''Get all Whatsits'''
 
diff --git a/app/other_api/whatsit/interface.py b/app/other_api/whatsit/interface.py
index 7ca2ad6..eee8bb7 100644
--- a/app/other_api/whatsit/interface.py
+++ b/app/other_api/whatsit/interface.py
@@ -1,4 +1,4 @@
-from mypy_extensions import TypedDict
+from typing import TypedDict
 
 
 class WhatsitInterface(TypedDict, total=False):
diff --git a/app/widget/controller.py b/app/widget/controller.py
index 5d0478d..b847460 100644
--- a/app/widget/controller.py
+++ b/app/widget/controller.py
@@ -16,7 +16,7 @@
 class WidgetResource(Resource):
     """Widgets"""
 
-    @responds(schema=WidgetSchema, many=True)
+    @responds(schema=WidgetSchema(many=True))
     def get(self) -> List[Widget]:
         """Get all Widgets"""
 
diff --git a/app/widget/interface.py b/app/widget/interface.py
index 6c214bd..659276e 100644
--- a/app/widget/interface.py
+++ b/app/widget/interface.py
@@ -1,4 +1,4 @@
-from mypy_extensions import TypedDict
+from typing import TypedDict
 
 
 class WidgetInterface(TypedDict, total=False):
diff --git a/config.ini b/config.ini
index 72c5cea..fd17c54 100644
--- a/config.ini
+++ b/config.ini
@@ -8,4 +8,6 @@ socket = flask_api_example.sock
 chmod-socket = 660
 vacuum = true
 
-die-on-term = true
\ No newline at end of file
+die-on-term = true
+
+/var/www/flask_api_example
\ No newline at end of file
diff --git a/dev.py b/dev.py
deleted file mode 100644
index c0ba918..0000000
--- a/dev.py
+++ /dev/null
@@ -1,5 +0,0 @@
-from app import create_app
-
-app = create_app("dev")
-if __name__ == "__main__":
-    app.run(debug=True)
\ No newline at end of file
diff --git a/manage.py b/manage.py
index 17b8003..8ca5113 100644
--- a/manage.py
+++ b/manage.py
@@ -4,7 +4,10 @@
 from app import create_app, db
 from commands.seed_command import SeedCommand
 
-env = os.getenv("FLASK_CONFIG") or "test"
+from dotenv import load_dotenv
+load_dotenv(dotenv_path=".flaskenv", verbose=True)
+
+env = os.getenv("FLASK_ENV") or "test"
 print(f"Active environment: * {env} *")
 app = create_app(env)
 
diff --git a/requirements.txt b/requirements.txt
index 7c221fd..2e8fa8f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,22 +1,21 @@
-aniso8601==7.0.0
-attrs==19.1.0
+aniso8601==8.0.0
+attrs==20.2.0
 cffi==1.14.3
-Click==7.0
+click==7.1.2
 cryptography==3.1.1
-Flask==1.1.1
-flask-accepts==0.10.0
-Flask-RESTful==0.3.7
-flask-restplus==0.12.1
-flask-restx==0.1.0
+Flask==1.1.2
+flask-accepts==0.17.4
+Flask-RESTful==0.3.8
+flask-restplus==0.13.0
+flask-restx==0.2.0
 Flask-Script==2.0.6
-Flask-SQLAlchemy==2.4.0
+Flask-SQLAlchemy==2.4.4
 iniconfig==1.1.1
 itsdangerous==1.1.0
-Jinja2==2.10.1
-jsonschema==3.0.2
+Jinja2==2.11.2
+jsonschema==3.2.0
 MarkupSafe==1.1.1
-marshmallow==3.2.0
-mypy-extensions==0.4.1
+marshmallow==3.8.0
 numpy==1.19.2
 packaging==20.4
 pandas==1.1.3
@@ -24,11 +23,13 @@ pluggy==0.13.1
 py==1.9.0
 pycparser==2.20
 pyparsing==2.4.7
-pyrsistent==0.15.4
+pyrsistent==0.17.3
 pytest==6.1.1
-python-dateutil==2.8.0
-pytz==2019.2
-six==1.12.0
-SQLAlchemy==1.3.6
+python-dateutil==2.8.1
+python-dotenv==0.14.0
+pytz==2020.1
+six==1.15.0
+SQLAlchemy==1.3.20
 toml==0.10.1
-Werkzeug==0.15.5
+uWSGI==2.0.19.1
+Werkzeug==1.0.1
diff --git a/wsgi.py b/wsgi.py
index 2a4134c..63fc433 100644
--- a/wsgi.py
+++ b/wsgi.py
@@ -2,6 +2,6 @@
 
 from app import create_app
 
-app = create_app(os.getenv("FLASK_CONFIG") or "test")
+app = create_app(os.getenv("FLASK_ENV") or "test")
 if __name__ == "__main__":
     app.run(debug=True)