diff --git a/Gemfile.lock b/Gemfile.lock
index 5154b6f..89f4123 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -56,7 +56,7 @@ GEM
     jquery-rails (1.0.19)
       railties (~> 3.0)
       thor (~> 0.14)
-    json (1.6.4)
+    json (1.8.6)
     mail (2.3.0)
       i18n (>= 0.4.0)
       mime-types (~> 1.16)