diff --git a/Gemfile.lock b/Gemfile.lock
index 573c93f..9bd0a03 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -79,7 +79,7 @@ GEM
     jbuilder (2.8.0)
       activesupport (>= 4.2.0)
       multi_json (>= 1.2)
-    json (2.2.0)
+    json (2.3.0)
     jwt (2.2.1)
     listen (3.1.5)
       rb-fsevent (~> 0.9, >= 0.9.4)