diff --git a/Gemfile b/Gemfile
new file mode 100644
index 0000000..198e411
--- /dev/null
+++ b/Gemfile
@@ -0,0 +1,4 @@
+source 'https://www.rubygems.org'
+
+gem 'sinatra-websocket', path: File.expand_path("../", __FILE__)
+gem 'sinatra'
diff --git a/Gemfile.lock b/Gemfile.lock
new file mode 100644
index 0000000..230411e
--- /dev/null
+++ b/Gemfile.lock
@@ -0,0 +1,39 @@
+PATH
+  remote: .
+  specs:
+    sinatra-websocket (0.3.1)
+      em-websocket (~> 0.3.6)
+      eventmachine
+      thin (>= 1.3.1, < 2.0.0)
+
+GEM
+  remote: https://www.rubygems.org/
+  specs:
+    addressable (2.3.8)
+    daemons (1.2.3)
+    em-websocket (0.3.8)
+      addressable (>= 2.1.1)
+      eventmachine (>= 0.12.9)
+    eventmachine (1.0.8)
+    rack (1.6.4)
+    rack-protection (1.5.3)
+      rack
+    sinatra (1.4.6)
+      rack (~> 1.4)
+      rack-protection (~> 1.4)
+      tilt (>= 1.3, < 3)
+    thin (1.6.4)
+      daemons (~> 1.0, >= 1.0.9)
+      eventmachine (~> 1.0, >= 1.0.4)
+      rack (~> 1.0)
+    tilt (2.0.1)
+
+PLATFORMS
+  ruby
+
+DEPENDENCIES
+  sinatra
+  sinatra-websocket!
+
+BUNDLED WITH
+   1.10.6
diff --git a/Procfile b/Procfile
new file mode 100644
index 0000000..58361e4
--- /dev/null
+++ b/Procfile
@@ -0,0 +1 @@
+web: bundle exec thin start -p $PORT
diff --git a/config.ru b/config.ru
new file mode 100644
index 0000000..f03f3ef
--- /dev/null
+++ b/config.ru
@@ -0,0 +1,4 @@
+require 'rubygems'
+require_relative 'examples/echochat'
+
+run Sinatra::Application
diff --git a/examples/echochat.rb b/examples/echochat.rb
index ccfa3f2..05ec932 100755
--- a/examples/echochat.rb
+++ b/examples/echochat.rb
@@ -46,7 +46,8 @@
           return function(msg){ el.innerHTML = msg + '<br />' + el.innerHTML; }
         }(document.getElementById('msgs'));
 
-        var ws       = new WebSocket('ws://' + window.location.host + window.location.pathname);
+        var proto = location.protocol === 'https:' ? 'wss' : 'ws'
+        var ws       = new WebSocket(proto + '://' + window.location.host + window.location.pathname);
         ws.onopen    = function()  { show('websocket opened'); };
         ws.onclose   = function()  { show('websocket closed'); }
         ws.onmessage = function(m) { show('websocket message: ' +  m.data); };