diff --git a/example/Gemfile.lock b/example/Gemfile.lock
index 74a083a..d436f53 100644
--- a/example/Gemfile.lock
+++ b/example/Gemfile.lock
@@ -79,7 +79,7 @@ GEM
       mutex_m
     i18n (1.14.6)
       concurrent-ruby (~> 1.0)
-    json (2.12.2)
+    json (2.19.9)
     logger (1.6.5)
     minitest (5.25.4)
     molinillo (0.8.0)