diff --git a/Gemfile b/Gemfile
index 1b62b2e9..2a5e60a0 100644
--- a/Gemfile
+++ b/Gemfile
@@ -6,3 +6,5 @@ gem 'rack-rewrite'
 gem 'sinatra'
 gem 'sinatra-param'
 gem 'puma'
+gem 'rake'
+gem 'pry'
diff --git a/Gemfile.lock b/Gemfile.lock
index 7a136649..4beb1b39 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,25 +1,35 @@
 GEM
   remote: https://rubygems.org/
   specs:
+    coderay (1.1.0)
+    method_source (0.8.2)
+    pry (0.10.1)
+      coderay (~> 1.1.0)
+      method_source (~> 0.8.1)
+      slop (~> 3.4)
     puma (2.10.2)
       rack (>= 1.1, < 2.0)
     rack (1.6.0)
     rack-protection (1.5.3)
       rack
     rack-rewrite (1.5.1)
+    rake (10.4.2)
     sinatra (1.4.5)
       rack (~> 1.4)
       rack-protection (~> 1.4)
       tilt (~> 1.3, >= 1.3.4)
     sinatra-param (1.2.2)
       sinatra (~> 1.3)
+    slop (3.6.0)
     tilt (1.4.1)
 
 PLATFORMS
   ruby
 
 DEPENDENCIES
+  pry
   puma
   rack-rewrite
+  rake
   sinatra
   sinatra-param
diff --git a/Rakefile b/Rakefile
new file mode 100644
index 00000000..5b918ac8
--- /dev/null
+++ b/Rakefile
@@ -0,0 +1,27 @@
+require "bundler"
+require 'rake'
+require 'rake/clean'
+
+include Rake::DSL
+
+# All the bacon specifications
+PROJECT_SPECS = Dir.glob(File.expand_path('../spec/**/*.rb', __FILE__))
+PROJECT_SPECS.reject! { |e| e =~ /helper\.rb/ }
+PROJECT_SPECS.reject! { |e| e =~ /init\.rb/ }
+
+CLEAN.include %w[
+  **/.*.sw?
+  *.gem
+  .config
+  **/*~
+  **/{vttroute-*.db,cache.yaml}
+  *.yaml
+  pkg
+  rdoc
+  public/doc
+  *coverage*
+]
+
+Dir.glob(File.expand_path('../tasks/*.rake', __FILE__)).each do |f|
+  import(f)
+end
diff --git a/tasks/pry.rake b/tasks/pry.rake
new file mode 100644
index 00000000..55a69d0a
--- /dev/null
+++ b/tasks/pry.rake
@@ -0,0 +1,20 @@
+# coding: utf-8
+
+ENV['RACK_ENV'] = 'development'
+namespace :pry do
+  task :load_config do
+    require 'rubygems'
+    require 'bundler'
+
+    Bundler.require( :default, ENV['RACK_ENV'].to_sym )     # require tout les gems définis dans Gemfile
+
+    require_relative '../lib/ledger'
+    require_relative '../config/options'
+  end
+
+  desc 'Open pry with DB environment setup'
+  task pry: :load_config do
+    pry.binding
+  end
+
+end