diff --git a/Gemfile.lock b/Gemfile.lock
index af2ab8d..b0ace4b 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -11,7 +11,7 @@ GEM
     httparty (0.8.1)
       multi_json
       multi_xml
-    json (1.6.3)
+    json (2.3.0)
     mime-types (1.16)
     multi_json (1.0.4)
     multi_xml (0.4.1)