diff --git a/Gemfile.lock b/Gemfile.lock
index a06518d..b71f118 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -28,7 +28,7 @@ GEM
       multi_xml (>= 0.5.2)
     i18n (0.7.0)
     ice_nine (0.11.2)
-    json (2.0.2)
+    json (2.3.0)
     jwt (1.5.6)
     launchy (2.4.3)
       addressable (~> 2.3)