diff --git a/Gemfile.lock b/Gemfile.lock
index c2122ed..a28781e 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -131,7 +131,7 @@ GEM
       rails-dom-testing (>= 1, < 3)
       railties (>= 4.2.0)
       thor (>= 0.14, < 2.0)
-    json (2.2.0)
+    json (2.3.1)
     jsonapi-renderer (0.2.2)
     jwt (2.2.1)
     kaminari (1.1.1)