--- a/Gemfile
+++ b/Gemfile
@@ -329,7 +329,7 @@
 # Metrics
 group :metrics do
   gem 'method_source', '~> 1.0', require: false
-  gem 'webrick', '~> 1.6.1', require: false
+  gem 'webrick', '~> 1.6', require: false
 
   # Prometheus
   gem 'prometheus-client-mmap', '~> 0.12.0'