diff --git a/Gemfile.lock b/Gemfile.lock
index ff19ef9..88bc503 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -492,7 +492,7 @@ GEM
       thor (>= 0.14, < 2.0)
     jquery-tmpl-rails (1.1.0)
       rails (>= 3.1.0)
-    json (2.2.0)
+    json (2.3.1)
     jwt (2.2.1)
     kaminari (1.1.1)
       activesupport (>= 4.1.0)