diff --git a/Gemfile.lock b/Gemfile.lock
index c2b4168..aa0af05 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,7 +1,7 @@
 GEM
   remote: http://rubygems.org/
   specs:
-    json (1.7.7)
+    json (2.3.0)
 
 PLATFORMS
   ruby