diff --git a/.gitignore b/.gitignore
index 2f4242f..99eb5d3 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,5 @@
 run.bat
+run.sh
 
 # See https://help.github.com/ignore-files/ for more about ignoring files.
 
diff --git a/app.py b/app.py
index b596cfb..3555b35 100644
--- a/app.py
+++ b/app.py
@@ -4,7 +4,9 @@
 
 import flask
 
-from authlib.client import OAuth2Session
+#authlib==0.11#from authlib.client import OAuth2Session
+from authlib.integrations.requests_client import OAuth2Session
+
 import google.oauth2.credentials
 import googleapiclient.discovery
 
@@ -29,4 +31,6 @@ def index():
 
         return flask.render_template('list.html', files=items['files'], user_info=google_auth.get_user_info())
 
-    return 'You are not currently logged in.'
\ No newline at end of file
+    #return 'You are not currently logged in.'
+    #return '<a href="/google/login">login</a>'
+    return flask.render_template('login.html')
diff --git a/google_auth.py b/google_auth.py
index bbdc832..1d5fcde 100644
--- a/google_auth.py
+++ b/google_auth.py
@@ -3,7 +3,9 @@
 
 import flask
 
-from authlib.client import OAuth2Session
+#authlib==0.11#from authlib.client import OAuth2Session
+from authlib.integrations.requests_client import OAuth2Session
+
 import google.oauth2.credentials
 import googleapiclient.discovery
 
@@ -65,7 +67,8 @@ def login():
                             scope=AUTHORIZATION_SCOPE,
                             redirect_uri=AUTH_REDIRECT_URI)
   
-    uri, state = session.authorization_url(AUTHORIZATION_URL)
+#authlib==0.11    uri, state = session.authorization_url(AUTHORIZATION_URL)
+    uri, state = session.create_authorization_url(AUTHORIZATION_URL)
 
     flask.session[AUTH_STATE_KEY] = state
     flask.session.permanent = True
diff --git a/requirements.txt b/requirements.txt
index 437eb34..330b2ea 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,7 @@
-authlib==0.11
+#authlib==0.11
+authlib==0.15
 flask==1.0.2
 google-api-python-client
 google-auth
-virtualenv
\ No newline at end of file
+virtualenv
+testresources
\ No newline at end of file
diff --git a/templates/login.html b/templates/login.html
new file mode 100644
index 0000000..2b469d5
--- /dev/null
+++ b/templates/login.html
@@ -0,0 +1,28 @@
+<!doctype html>
+<html lang="en">
+  <head>
+    <meta charset="utf-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
+    <link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.1.3/css/bootstrap.min.css" integrity="sha384-MCw98/SFnGE8fJT3GXwEOngsV7Zt27NXFoaoApmYm81iuXoPkFOJwJ8ERdknLPMO" crossorigin="anonymous">
+    <title>Google Drive File Browser</title>
+  </head>
+  <body>
+    <nav class="navbar navbar-expand-lg navbar-light bg-light">
+      <div class="container">
+          <a class="navbar-brand" href="#">Google Drive File Browser</a>
+          <ul class="navbar-nav mr-auto"></ul>
+          <span class="navbar-text mr-2">
+
+            <script>
+              function getIP(json) {
+                document.write("Not currently logged in: " + json.ip);
+              }
+            </script>
+            <script src="http://api.ipify.org?format=jsonp&callback=getIP"></script>
+
+          </span>
+          <a href="/google/login" class="btn btn-primary" role="button" aria-pressed="true">Login</a>
+      </div>
+    </nav>
+  </body>
+</html>
\ No newline at end of file
