diff --git a/Gemfile.lock b/Gemfile.lock
index e198eb4..48860f9 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -52,7 +52,7 @@ GEM
     jquery-rails (2.0.2)
       railties (>= 3.2.0, < 5.0)
       thor (~> 0.14)
-    json (1.7.4)
+    json (1.8.6)
     kaminari (0.13.0)
       actionpack (>= 3.0.0)
       activesupport (>= 3.0.0)