diff --git a/Gemfile b/Gemfile
index 4b7c6d04..45e634bb 100644
--- a/Gemfile
+++ b/Gemfile
@@ -55,6 +55,7 @@ group :development do
   gem 'tolk', '>=1.5.0'
   gem "bullet"
   gem "rack-mini-profiler"
+  gem "rack-dev-mark"
 end
 
 group :test do
diff --git a/Gemfile.lock b/Gemfile.lock
index 74a1244d..89514090 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -120,6 +120,8 @@ GEM
       nokogiri
     polyglot (0.3.5)
     rack (1.5.2)
+    rack-dev-mark (0.4.5)
+      rack (>= 1.1)
     rack-mini-profiler (0.9.2)
       rack (>= 1.1.3)
     rack-test (0.6.2)
@@ -238,6 +240,7 @@ DEPENDENCIES
   mocha
   mousetrap-rails
   mysql2
+  rack-dev-mark
   rack-mini-profiler
   rails (~> 4.1.0)
   rails_autolink
diff --git a/config/environments/development.rb b/config/environments/development.rb
index 6df6a80f..6a02431e 100644
--- a/config/environments/development.rb
+++ b/config/environments/development.rb
@@ -26,6 +26,6 @@ Rails.application.configure do
   # config.action_controller.session_store :cookie_store, :key => 'TracksCucumber'
   # config.action_controller.session = { :key => 'TracksDev' }
   
-  NOTIFY_BAR="<div id=\"develop-notify-bar\">&nbsp;</div>"
+  config.rack_dev_mark.enable = true
 
 end