diff --git a/Gemfile b/Gemfile
index f48f3ff..1f9af6e 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,4 +1,4 @@
-source :rubygems
+source 'https://rubygems.org'
 
 gem 'sinatra'
 gem 'thin'
diff --git a/Gemfile.lock b/Gemfile.lock
deleted file mode 100644
index 1b65e8b..0000000
--- a/Gemfile.lock
+++ /dev/null
@@ -1,83 +0,0 @@
-GEM
-  remote: http://rubygems.org/
-  specs:
-    addressable (2.3.4)
-    bcrypt-ruby (3.0.1)
-    daemons (1.1.9)
-    data_mapper (1.2.0)
-      dm-aggregates (~> 1.2.0)
-      dm-constraints (~> 1.2.0)
-      dm-core (~> 1.2.0)
-      dm-migrations (~> 1.2.0)
-      dm-serializer (~> 1.2.0)
-      dm-timestamps (~> 1.2.0)
-      dm-transactions (~> 1.2.0)
-      dm-types (~> 1.2.0)
-      dm-validations (~> 1.2.0)
-    data_objects (0.10.13)
-      addressable (~> 2.1)
-    dm-aggregates (1.2.0)
-      dm-core (~> 1.2.0)
-    dm-constraints (1.2.0)
-      dm-core (~> 1.2.0)
-    dm-core (1.2.1)
-      addressable (~> 2.3)
-    dm-do-adapter (1.2.0)
-      data_objects (~> 0.10.6)
-      dm-core (~> 1.2.0)
-    dm-migrations (1.2.0)
-      dm-core (~> 1.2.0)
-    dm-mysql-adapter (1.2.0)
-      dm-do-adapter (~> 1.2.0)
-      do_mysql (~> 0.10.6)
-    dm-serializer (1.2.2)
-      dm-core (~> 1.2.0)
-      fastercsv (~> 1.5)
-      json (~> 1.6)
-      json_pure (~> 1.6)
-      multi_json (~> 1.0)
-    dm-timestamps (1.2.0)
-      dm-core (~> 1.2.0)
-    dm-transactions (1.2.0)
-      dm-core (~> 1.2.0)
-    dm-types (1.2.2)
-      bcrypt-ruby (~> 3.0)
-      dm-core (~> 1.2.0)
-      fastercsv (~> 1.5)
-      json (~> 1.6)
-      multi_json (~> 1.0)
-      stringex (~> 1.4)
-      uuidtools (~> 2.1)
-    dm-validations (1.2.0)
-      dm-core (~> 1.2.0)
-    do_mysql (0.10.13)
-      data_objects (= 0.10.13)
-    eventmachine (1.0.3)
-    fastercsv (1.5.5)
-    json (1.8.0)
-    json_pure (1.8.0)
-    multi_json (1.7.7)
-    rack (1.5.2)
-    rack-protection (1.5.0)
-      rack
-    sinatra (1.4.3)
-      rack (~> 1.4)
-      rack-protection (~> 1.4)
-      tilt (~> 1.3, >= 1.3.4)
-    stringex (1.5.1)
-    thin (1.5.1)
-      daemons (>= 1.0.9)
-      eventmachine (>= 0.12.6)
-      rack (>= 1.0.0)
-    tilt (1.4.1)
-    uuidtools (2.1.4)
-
-PLATFORMS
-  ruby
-
-DEPENDENCIES
-  data_mapper
-  dm-mysql-adapter
-  json
-  sinatra
-  thin