diff --git a/sliders/flask_app.py b/sliders/flask_app.py
index 38ecd0d..5e773cb 100644
--- a/sliders/flask_app.py
+++ b/sliders/flask_app.py
@@ -1,25 +1,22 @@
 from flask import render_template, Flask
 
-from SliderApp import SliderApp
-
 from bokeh.embed import autoload_server
-from bokeh.client import push_session
-from bokeh.io import curdoc
 from bokeh.resources import Resources
+from bokeh.client import pull_session
 
 app = Flask(__name__)
 
 @app.route('/')
 def index():
-    applet = SliderApp()
-    layout = applet.get_app()
-    doc = curdoc().add(layout)
-    push_session(curdoc())
+    # session_id of None means use a new, randomly-generated one
+    session = pull_session(session_id=None, url='ws://localhost:5006/slider_app/ws')
 
-    tag = autoload_server(layout, loglevel='debug')
+    tag = autoload_server(next(iter(session.document.roots)), session_id=session.id,
+                          app_path='/slider_app', loglevel='debug')
 
-    return render_template('slider_app.html', tag=tag)
+    session.close()
 
+    return render_template('slider_app.html', tag=tag)
 
 if __name__ == '__main__':
     print("STARTED")