diff --git a/Gemfile.lock b/Gemfile.lock
index 3112a04..174054d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -8,7 +8,7 @@ GEM
     faraday (0.9.2)
       multipart-post (>= 1.2, < 3)
     ffi (1.9.10)
-    json (1.8.3)
+    json (2.3.0)
     listen (3.1.1)
       rb-fsevent (>= 0.9.3)
       rb-inotify (>= 0.9.7)