diff --git a/Gemfile.lock b/Gemfile.lock
index 1e54ff9..98c8771 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -2,7 +2,7 @@ GEM
   remote: http://rubygems.org/
   specs:
     eventmachine (0.12.10)
-    json (1.4.6)
+    json (2.3.0)
     macaddr (1.0.0)
     rack (1.2.1)
     uuid (2.3.1)