diff --git a/README.md b/README.md
index 4e21132..475baad 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,3 @@
 # Flask Tutorial
 
-Here I will work through the Flask tutorial at https://flask.palletsprojects.com/en/3.0.x/tutorial/
-
+Here I will work through the Flask tutorial at https://flask.palletsprojects.com/en/stable/tutorial/
diff --git a/flaskr/__init__.py b/flaskr/__init__.py
deleted file mode 100644
index ba1f57c..0000000
--- a/flaskr/__init__.py
+++ /dev/null
@@ -1,34 +0,0 @@
-#!/usr/bin/env python3
-
-import os
-
-from flask import Flask
-
-
-def create_app(test_config=None):
-    # create and configure the app
-    app = Flask(__name__, instance_relative_config=True)
-    app.config.from_mapping(
-        SECRET_KEY='dev',
-        DATABASE=os.path.join(app.instance_path, 'flaskr.sqlite'),
-    )
-
-    if test_config is None:
-        # load the instance config, if it exists, when not testing
-        app.config.from_pyfile('config.py', silent=True)
-    else:
-        # load the test config if passed in
-        app.config.from_mapping(test_config)
-
-    # ensure the instance folder exists
-    try:
-        os.makedirs(app.instance_path)
-    except OSError:
-        pass
-
-    # a simple page that says hello
-    @app.route('/hello')
-    def hello():
-        return 'Hello, World!'
-
-    return app
diff --git a/flaskr/db.py b/flaskr/db.py
deleted file mode 100644
index bb80966..0000000
--- a/flaskr/db.py
+++ /dev/null
@@ -1,23 +0,0 @@
-#!/usr/bin/env python3
-
-import sqlite3
-import click
-from flask import current_app, g
-
-
-def get_db():
-    if 'db' not in g:
-        g.db = sqlite3.connect(
-            current_app.config['DATABASE'],
-            detect_types=sqlite3.PARSE_DECLTYPES
-        )
-        g.db.row_factory = sqlite3.Row
-
-    return g.db
-
-
-def close_db(e=None):
-    db = g.pop('db', None)
-
-    if db is not None:
-        db.close()