diff --git a/Gemfile.lock b/Gemfile.lock
index fe79170..2032905 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -3,8 +3,8 @@ GEM
   specs:
     choice (0.2.0)
     git (1.3.0)
-    json (2.1.0)
-    json (2.1.0-java)
+    json (2.3.0)
+    json (2.3.0-java)
     word_wrap (1.0.0)
 
 PLATFORMS