diff --git a/Gemfile.lock b/Gemfile.lock
index e68ad7e..dbdad43 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -28,7 +28,8 @@ GEM
     activesupport (3.2.3)
       i18n (~> 0.6)
       multi_json (~> 1.0)
-    addressable (2.2.8)
+    addressable (2.7.0)
+      public_suffix (>= 2.0.2, < 5.0)
     arel (3.0.2)
     builder (3.0.0)
     capybara (1.1.2)
@@ -47,6 +48,7 @@ GEM
       coffee-script-source
       execjs
     coffee-script-source (1.3.3)
+    concurrent-ruby (1.1.5)
     cucumber (1.2.1)
       builder (>= 2.1.2)
       diff-lcs (>= 1.1.3)
@@ -59,34 +61,28 @@ GEM
     database_cleaner (0.8.0)
     diff-lcs (1.1.3)
     erubis (2.7.0)
-    excon (0.14.3)
+    excon (0.25.3)
     execjs (1.4.0)
       multi_json (~> 1.0)
     ffi (1.0.11)
     gherkin (2.11.1)
       json (>= 1.4.6)
-    heroku (2.28.10)
-      heroku-api (~> 0.2.7)
-      launchy (>= 0.3.2)
-      netrc (~> 0.7.5)
-      rest-client (~> 1.6.1)
-      rubyzip
-    heroku-api (0.2.7)
-      excon (~> 0.14.3)
+    heroku (3.99.4)
+    heroku-api (0.3.15)
+      excon (~> 0.25.1)
     heroku_san (3.0.4)
       activesupport
       heroku (>= 2)
       heroku-api (>= 0.1.2)
       rake
     hike (1.2.1)
-    i18n (0.6.0)
+    i18n (0.9.5)
+      concurrent-ruby (~> 1.0)
     journey (1.0.4)
     jquery-rails (2.0.2)
       railties (>= 3.2.0, < 5.0)
       thor (~> 0.14)
     json (1.7.3)
-    launchy (2.1.0)
-      addressable (~> 2.2.6)
     libv8 (3.3.10.4)
     libwebsocket (0.1.3)
       addressable
@@ -94,12 +90,12 @@ GEM
       i18n (>= 0.4.0)
       mime-types (~> 1.16)
       treetop (~> 1.4.8)
-    mime-types (1.19)
+    mime-types (1.25.1)
     multi_json (1.3.6)
-    netrc (0.7.5)
     nokogiri (1.5.5)
     pg (0.14.0)
     polyglot (0.3.3)
+    public_suffix (4.0.1)
     rack (1.4.1)
     rack-cache (1.2)
       rack (>= 0.4)
@@ -125,8 +121,6 @@ GEM
     rake (0.9.2.2)
     rdoc (3.12)
       json (~> 1.4)
-    rest-client (1.6.7)
-      mime-types (>= 1.16)
     rspec (2.11.0)
       rspec-core (~> 2.11.0)
       rspec-expectations (~> 2.11.0)
@@ -140,7 +134,7 @@ GEM
       activesupport (>= 3.0)
       railties (>= 3.0)
       rspec (~> 2.11.0)
-    rubyzip (0.9.9)
+    rubyzip (2.0.0)
     sass (3.1.20)
     sass-rails (3.2.5)
       railties (~> 3.2.0)