diff --git a/chaos/Gemfile b/chaos/Gemfile
index 3a94d26f..c1d2dac0 100644
--- a/chaos/Gemfile
+++ b/chaos/Gemfile
@@ -4,7 +4,7 @@ source 'https://rubygems.org'
 gemspec
 
 gem "capistrano"
-gem 'json', '~> 1.7.7'
+gem 'json', '~> 2.3.1'
 gem "rake"
 gem "yajl-ruby", :require => "yajl/json_gem"
 
diff --git a/chaos/Gemfile.lock b/chaos/Gemfile.lock
index ef8d2ac4..6cc3efea 100644
--- a/chaos/Gemfile.lock
+++ b/chaos/Gemfile.lock
@@ -42,7 +42,7 @@ GEM
     hashr (0.0.22)
     highline (1.6.19)
     i18n (0.6.5)
-    json (1.7.7)
+    json (2.3.1)
     listen (0.7.3)
     lumberjack (1.0.3)
     metaclass (0.0.1)
@@ -129,7 +129,7 @@ DEPENDENCIES
   factory_girl
   guard
   guard-minitest
-  json (~> 1.7.7)
+  json (~> 2.3.1)
   mapa76-core!
   minitest
   mocha