diff --git a/pkgs/development/interpreters/ruby/generated.nix b/pkgs/development/interpreters/ruby/generated.nix
index 5a959eeb26f..d41c6a28db7 100644
--- a/pkgs/development/interpreters/ruby/generated.nix
+++ b/pkgs/development/interpreters/ruby/generated.nix
@@ -13,20 +13,20 @@ g: # Get dependencies from patched gems
     arel = g.arel_3_0_2;
     atoulme_Antwrap = g.atoulme_Antwrap_0_7_4;
     autotest_rails = g.autotest_rails_4_1_2;
-    aws_sdk = g.aws_sdk_1_8_3_1;
+    aws_sdk = g.aws_sdk_1_8_5;
     bitbucket_backup = g.bitbucket_backup_0_2_2;
     builder = g.builder_3_2_0;
     buildr = g.buildr_1_4_10;
-    bundler = g.bundler_1_3_1;
+    bundler = g.bundler_1_3_4;
     childprocess = g.childprocess_0_3_9;
     daemons = g.daemons_1_1_9;
     diff_lcs = g.diff_lcs_1_1_3;
     dimensions = g.dimensions_1_2_0;
     erubis = g.erubis_2_7_0;
-    eventmachine = g.eventmachine_1_0_1;
+    eventmachine = g.eventmachine_1_0_3;
     fakes3 = g.fakes3_0_1_5;
     ffi = g.ffi_1_4_0;
-    foreman = g.foreman_0_61_0;
+    foreman = g.foreman_0_62_0;
     highline = g.highline_1_6_15;
     hike = g.hike_1_2_1;
     hoe = g.hoe_3_1_0;
@@ -50,7 +50,7 @@ g: # Get dependencies from patched gems
     polyglot = g.polyglot_0_3_3;
     rack = g.rack_1_5_2;
     rack_cache = g.rack_cache_1_2;
-    rack_protection = g.rack_protection_1_4_0;
+    rack_protection = g.rack_protection_1_5_0;
     rack_ssl = g.rack_ssl_1_3_3;
     rack_test = g.rack_test_0_6_2;
     rails = g.rails_3_2_12;
@@ -66,7 +66,7 @@ g: # Get dependencies from patched gems
     rspec_mocks = g.rspec_mocks_2_11_3;
     rubyforge = g.rubyforge_2_0_4;
     rubyzip = g.rubyzip_0_9_9;
-    sass = g.sass_3_2_6;
+    sass = g.sass_3_2_7;
     selenium_webdriver = g.selenium_webdriver_2_31_0;
     sinatra = g.sinatra_1_3_2;
     sprockets = g.sprockets_2_2_2;
@@ -74,9 +74,9 @@ g: # Get dependencies from patched gems
     therubyracer = g.therubyracer_0_10_2;
     thin = g.thin_1_5_0;
     thor = g.thor_0_17_0;
-    tilt = g.tilt_1_3_4;
+    tilt = g.tilt_1_3_5;
     treetop = g.treetop_1_4_12;
-    tzinfo = g.tzinfo_0_3_36;
+    tzinfo = g.tzinfo_0_3_37;
     uuid = g.uuid_2_3_7;
     uuidtools = g.uuidtools_2_1_3;
     websocket = g.websocket_1_0_7;
@@ -156,7 +156,7 @@ installed versions.'';
         longDescription = ''Databases on Rails. Build a persistent domain model by mapping database tables to Ruby classes. Strong conventions for associations, validations, aggregations, migrations, and testing come baked-in.'';
       };
       name = ''activerecord-3.2.12'';
-      requiredGems = [ g.activesupport_3_2_12 g.activemodel_3_2_12 g.arel_3_0_2 g.tzinfo_0_3_36 ];
+      requiredGems = [ g.activesupport_3_2_12 g.activemodel_3_2_12 g.arel_3_0_2 g.tzinfo_0_3_37 ];
       sha256 = ''0fl8iyv3gcy72y79iv4ccyck8ik02rrl3pdy7yxfhlnqgryp8syi'';
     };
     activeresource_3_2_12 = {
@@ -233,16 +233,16 @@ rails support and extra plugins for migrations and fixtures.'';
       requiredGems = [ g.ZenTest_4_9_0 ];
       sha256 = ''1wkb5jayb39yx0i8ly7sibygf9f9c3w24jg2z1qgm135zlb070v4'';
     };
-    aws_sdk_1_8_3_1 = {
+    aws_sdk_1_8_5 = {
       basename = ''aws_sdk'';
       meta = {
         description = ''AWS SDK for Ruby'';
         homepage = ''http://aws.amazon.com/sdkforruby'';
         longDescription = ''AWS SDK for Ruby'';
       };
-      name = ''aws-sdk-1.8.3.1'';
+      name = ''aws-sdk-1.8.5'';
       requiredGems = [ g.uuidtools_2_1_3 g.nokogiri_1_5_6 g.json_1_7_7 ];
-      sha256 = ''1yiv2skrrwqw8ihznnqqznh4yax75hbv497xqllp7b5qqmnrpvy4'';
+      sha256 = ''0rhkkkfsw0qzckn99mnvpbnl7b1kysma3x8bbqwah2x438kwygpb'';
     };
     bitbucket_backup_0_2_2 = {
       basename = ''bitbucket_backup'';
@@ -316,19 +316,19 @@ for those one-off tasks, with a language that's a joy to use.
 '';
       };
       name = ''buildr-1.4.10'';
-      requiredGems = [ g.rake_0_9_2_2 g.builder_3_1_3 g.net_ssh_2_6_0 g.net_sftp_2_0_5 g.rubyzip_0_9_9 g.highline_1_6_2 g.json_pure_1_7_5 g.rubyforge_2_0_4 g.hoe_3_1_0 g.rjb_1_4_2 g.atoulme_Antwrap_0_7_4 g.diff_lcs_1_1_3 g.rspec_expectations_2_11_3 g.rspec_mocks_2_11_3 g.rspec_core_2_11_1 g.rspec_2_11_0 g.xml_simple_1_1_1 g.minitar_0_5_3 g.bundler_1_3_1 ];
+      requiredGems = [ g.rake_0_9_2_2 g.builder_3_1_3 g.net_ssh_2_6_0 g.net_sftp_2_0_5 g.rubyzip_0_9_9 g.highline_1_6_2 g.json_pure_1_7_5 g.rubyforge_2_0_4 g.hoe_3_1_0 g.rjb_1_4_2 g.atoulme_Antwrap_0_7_4 g.diff_lcs_1_1_3 g.rspec_expectations_2_11_3 g.rspec_mocks_2_11_3 g.rspec_core_2_11_1 g.rspec_2_11_0 g.xml_simple_1_1_1 g.minitar_0_5_3 g.bundler_1_3_4 ];
       sha256 = ''1x192r8ab5zr9rlp1i9b3pi3y74f9pj2w491wkgshgwj22akh6vn'';
     };
-    bundler_1_3_1 = {
+    bundler_1_3_4 = {
       basename = ''bundler'';
       meta = {
         description = ''The best way to manage your application's dependencies'';
         homepage = ''http://gembundler.com'';
         longDescription = ''Bundler manages an application's dependencies through its entire life, across many machines, systematically and repeatably'';
       };
-      name = ''bundler-1.3.1'';
+      name = ''bundler-1.3.4'';
       requiredGems = [  ];
-      sha256 = ''1nmvfsk9148nkl0bdcs167kiihp89zwkyvjs0khvi4df6s9km725'';
+      sha256 = ''1vgrc71nhnqlrg08zvs63afa1z9kzn2vvn95b14dvy14k2br3qhj'';
     };
     childprocess_0_3_9 = {
       basename = ''childprocess'';
@@ -411,7 +411,7 @@ is the MIT license.'';
       requiredGems = [  ];
       sha256 = ''1fj827xqjs91yqsydf0zmfyw9p4l2jz5yikg3mppz6d7fi8kyrb3'';
     };
-    eventmachine_1_0_1 = {
+    eventmachine_1_0_3 = {
       basename = ''eventmachine'';
       meta = {
         description = ''Ruby/EventMachine library'';
@@ -427,9 +427,9 @@ are provided with the package, primarily to serve as examples. The real goal
 of EventMachine is to enable programs to easily interface with other programs
 using TCP/IP, especially if custom protocols are required.'';
       };
-      name = ''eventmachine-1.0.1'';
+      name = ''eventmachine-1.0.3'';
       requiredGems = [  ];
-      sha256 = ''1v7im8v9y5jb863794irgnlqzdg669w6v1g89sln0l511gjnjv52'';
+      sha256 = ''09sqlsb6x9ddlgfw5gsw7z0yjg5m2qfjiqkz2fx70zsizj3lqhil'';
     };
     fakes3_0_1_5 = {
       basename = ''fakes3'';
@@ -452,16 +452,16 @@ using TCP/IP, especially if custom protocols are required.'';
       requiredGems = [  ];
       sha256 = ''06a29qvg487yk9pyi7wzyj5700mf7s3mjdqc6dsrh0467mjj9768'';
     };
-    foreman_0_61_0 = {
+    foreman_0_62_0 = {
       basename = ''foreman'';
       meta = {
         description = ''Process manager for applications with multiple components'';
         homepage = ''http://github.com/ddollar/foreman'';
         longDescription = ''Process manager for applications with multiple components'';
       };
-      name = ''foreman-0.61.0'';
+      name = ''foreman-0.62.0'';
       requiredGems = [ g.thor_0_17_0 ];
-      sha256 = ''1h9dmzq1cwz87qyzx2ibpjghsxjnnqbh485l3sdxyfh5k3v79k7z'';
+      sha256 = ''08i34rgs3bydk52zwpps4p0y2fvcnibp9lvfdhr75ppin7wv7lmr'';
     };
     highline_1_6_15 = {
       basename = ''highline'';
@@ -818,16 +818,16 @@ Also see http://rack.github.com/.
       requiredGems = [ g.rack_1_5_2 ];
       sha256 = ''073ffpsqmy4nqxz178qisb3a4v3305c49ypj0jw6s9mkz02yvgq2'';
     };
-    rack_protection_1_4_0 = {
+    rack_protection_1_5_0 = {
       basename = ''rack_protection'';
       meta = {
         description = ''You should use protection!'';
         homepage = ''http://github.com/rkh/rack-protection'';
         longDescription = ''You should use protection!'';
       };
-      name = ''rack-protection-1.4.0'';
+      name = ''rack-protection-1.5.0'';
       requiredGems = [ g.rack_1_5_2 ];
-      sha256 = ''0dfydg04fzj9rz34npy6cpp0827lij440s7fls0db41lz4vb94k0'';
+      sha256 = ''10wm67f2mp9pryg0s8qapbyxd2lcrpb8ywsbicg29cv2xprhbl4j'';
     };
     rack_ssl_1_3_3 = {
       basename = ''rack_ssl'';
@@ -863,7 +863,7 @@ request helpers feature.'';
         longDescription = ''Ruby on Rails is a full-stack web framework optimized for programmer happiness and sustainable productivity. It encourages beautiful code by favoring convention over configuration.'';
       };
       name = ''rails-3.2.12'';
-      requiredGems = [ g.activesupport_3_2_12 g.actionpack_3_2_12 g.activerecord_3_2_12 g.activeresource_3_2_12 g.actionmailer_3_2_12 g.railties_3_2_12 g.bundler_1_3_1 ];
+      requiredGems = [ g.activesupport_3_2_12 g.actionpack_3_2_12 g.activerecord_3_2_12 g.activeresource_3_2_12 g.actionmailer_3_2_12 g.railties_3_2_12 g.bundler_1_3_4 ];
       sha256 = ''1jjnm74nzl5v3461c0mrbpa471yd6s8hnkmnxb64c2rm95c61wxz'';
     };
     railties_3_2_12 = {
@@ -1042,7 +1042,7 @@ See RDoc for a description of RDoc's markup and basic use.'';
       requiredGems = [  ];
       sha256 = ''1khf6d903agnwd8965f5f8b353rzmfvygxp53z1199rqzw8h46q2'';
     };
-    sass_3_2_6 = {
+    sass_3_2_7 = {
       basename = ''sass'';
       meta = {
         description = ''A powerful but elegant CSS compiler that makes CSS fun again.'';
@@ -1053,9 +1053,9 @@ See RDoc for a description of RDoc's markup and basic use.'';
       command line tool or a web-framework plugin.
 '';
       };
-      name = ''sass-3.2.6'';
+      name = ''sass-3.2.7'';
       requiredGems = [  ];
-      sha256 = ''10xy6k663399r881cj30fapbdsrq8jwzvnp97y8n3mhxmrvzpq28'';
+      sha256 = ''0c494gh1i4llk4lbi35vidsgclf3cgxind1a7nm499ac9sdz084s'';
     };
     selenium_webdriver_2_31_0 = {
       basename = ''selenium_webdriver'';
@@ -1076,7 +1076,7 @@ See RDoc for a description of RDoc's markup and basic use.'';
         longDescription = ''Sinatra is a DSL for quickly creating web applications in Ruby with minimal effort.'';
       };
       name = ''sinatra-1.3.2'';
-      requiredGems = [ g.rack_1_5_2 g.rack_protection_1_4_0 g.tilt_1_3_4 ];
+      requiredGems = [ g.rack_1_5_2 g.rack_protection_1_5_0 g.tilt_1_3_5 ];
       sha256 = ''05blf915zpiwyz7agcn9rwdmddwxz0z4l3gd4qlqmrgd2vkw4sxc'';
     };
     sprockets_2_2_2 = {
@@ -1087,7 +1087,7 @@ See RDoc for a description of RDoc's markup and basic use.'';
         longDescription = ''Sprockets is a Rack-based asset packaging system that concatenates and serves JavaScript, CoffeeScript, CSS, LESS, Sass, and SCSS.'';
       };
       name = ''sprockets-2.2.2'';
-      requiredGems = [ g.hike_1_2_1 g.multi_json_1_6_1 g.rack_1_5_2 g.tilt_1_3_4 ];
+      requiredGems = [ g.hike_1_2_1 g.multi_json_1_6_1 g.rack_1_5_2 g.tilt_1_3_5 ];
       sha256 = ''15ngw3bjbyr31ygzmmdxxa30ylah6pdn8akgdy9w30vfx2vr7s7s'';
     };
     systemu_2_5_2 = {
@@ -1120,7 +1120,7 @@ See RDoc for a description of RDoc's markup and basic use.'';
         longDescription = ''A thin and fast web server'';
       };
       name = ''thin-1.5.0'';
-      requiredGems = [ g.rack_1_5_2 g.eventmachine_1_0_1 g.daemons_1_1_9 ];
+      requiredGems = [ g.rack_1_5_2 g.eventmachine_1_0_3 g.daemons_1_1_9 ];
       sha256 = ''14sd2qbbk6y108z6v723mh3f1mk8s4fwxmmn9f8dk4xkhk4rwvq1'';
     };
     thor_0_17_0 = {
@@ -1134,16 +1134,16 @@ See RDoc for a description of RDoc's markup and basic use.'';
       requiredGems = [  ];
       sha256 = ''0gf46qafcfgmi20a2mnb3wkd9y6spgy2hq22h70377daj4zjxla2'';
     };
-    tilt_1_3_4 = {
+    tilt_1_3_5 = {
       basename = ''tilt'';
       meta = {
         description = ''Generic interface to multiple Ruby template engines'';
         homepage = ''http://github.com/rtomayko/tilt/'';
         longDescription = ''Generic interface to multiple Ruby template engines'';
       };
-      name = ''tilt-1.3.4'';
+      name = ''tilt-1.3.5'';
       requiredGems = [  ];
-      sha256 = ''0hw59shnf3vgpx1jv24mj0d48m72h5cm1d4bianhhkjj82mc406a'';
+      sha256 = ''081saxdxnal4ky38a904jw3n2837m80g211w0zm5rx6m712mb6qd'';
     };
     treetop_1_4_12 = {
       basename = ''treetop'';
@@ -1155,16 +1155,16 @@ See RDoc for a description of RDoc's markup and basic use.'';
       requiredGems = [ g.polyglot_0_3_3 g.polyglot_0_3_3 ];
       sha256 = ''1jlfjq67n933sm0px0s2j965v1kl1rj8fbx6xk8y4yppkv6ygxc8'';
     };
-    tzinfo_0_3_36 = {
+    tzinfo_0_3_37 = {
       basename = ''tzinfo'';
       meta = {
         description = ''Daylight-savings aware timezone library'';
         homepage = ''http://tzinfo.rubyforge.org/'';
         longDescription = ''TZInfo is a Ruby library that uses the standard tz (Olson) database to provide daylight savings aware transformations between times in different time zones.'';
       };
-      name = ''tzinfo-0.3.36'';
+      name = ''tzinfo-0.3.37'';
       requiredGems = [  ];
-      sha256 = ''1dk7jnhrr5lbhckgq7bh6yxgy8j7vd13qb4kr4vlk76j5ngs2whv'';
+      sha256 = ''0pi2vabsg73h6z4wfwyd27k63issp2qp1nh0vd74rdk740gmb3kc'';
     };
     uuid_2_3_7 = {
       basename = ''uuid'';