diff --git a/Gemfile.lock b/Gemfile.lock
index b91edc1..9321a74 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -70,7 +70,7 @@ GEM
       concurrent-ruby (~> 1.0)
     interception (0.5)
     jaro_winkler (1.5.2)
-    json (2.1.0)
+    json (2.3.0)
     method_source (0.9.2)
     mime-types (3.1)
       mime-types-data (~> 3.2015)