diff --git a/Gemfile.lock b/Gemfile.lock
index ad8ffd565..c12217f48 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -3,8 +3,8 @@ GEM
   specs:
     eventmachine (1.0.0.beta.4)
     eventmachine (1.0.0.beta.4-java)
-    json (1.7.3)
-    json (1.7.3-java)
+    json (2.3.0)
+    json (2.3.0-java)
     metaclass (0.0.1)
     mocha (0.11.3)
       metaclass (~> 0.0.1)