diff --git a/ruby/Gemfile b/ruby/Gemfile
index 80f49e4..64bad8f 100644
--- a/ruby/Gemfile
+++ b/ruby/Gemfile
@@ -1,4 +1,4 @@
 source "http://rubygems.org"
 
-gem 'json', "1.8.1"
+gem 'json', "2.3.0"
 gem 'oauth'
diff --git a/ruby/Gemfile.lock b/ruby/Gemfile.lock
index 0cefefe..84bbcbc 100644
--- a/ruby/Gemfile.lock
+++ b/ruby/Gemfile.lock
@@ -1,14 +1,14 @@
 GEM
   remote: http://rubygems.org/
   specs:
-    json (1.8.1)
+    json (2.3.0)
     oauth (0.5.1)
 
 PLATFORMS
   ruby
 
 DEPENDENCIES
-  json (= 1.8.1)
+  json (= 2.3.0)
   oauth
 
 BUNDLED WITH