diff --git a/Gemfile.lock b/Gemfile.lock
index b01bbf0..4447d2e 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -21,7 +21,7 @@ GEM
     i18n (1.8.3)
       concurrent-ruby (~> 1.0)
     jaro_winkler (1.5.2)
-    json (2.2.0)
+    json (2.3.1)
     minitest (5.14.1)
     parallel (1.17.0)
     parser (2.6.3.0)