diff --git a/Gemfile.lock b/Gemfile.lock
index 4651399..06bb4bd 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -28,7 +28,7 @@ GEM
     docile (1.3.2)
     i18n (1.7.0)
       concurrent-ruby (~> 1.0)
-    json (2.2.0)
+    json (2.3.1)
     minitest (5.13.0)
     rake (13.0.1)
     rspec (3.7.0)