diff --git a/Gemfile.lock b/Gemfile.lock
index 0672f0a..d9839f3 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -68,7 +68,7 @@ GEM
     jquery-rails (2.1.3)
       railties (>= 3.1.0, < 5.0)
       thor (~> 0.14)
-    json (1.7.5)
+    json (1.8.6)
     kaminari (0.14.1)
       actionpack (>= 3.0.0)
       activesupport (>= 3.0.0)