diff --git a/Gemfile.lock b/Gemfile.lock
index 76311b2..17a5f15 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,5 +1,5 @@
 GEM
-  remote: http://rubygems.org/
+  remote: https://rubygems.org/
   specs:
     activemodel (3.2.2)
       activesupport (= 3.2.2)
@@ -18,7 +18,7 @@ GEM
     diff-lcs (1.1.3)
     eventmachine (0.12.10)
     i18n (0.6.0)
-    json (1.6.3)
+    json (2.3.0)
     multi_json (1.1.0)
     rack (1.4.1)
     rack-protection (1.2.0)