diff --git a/Gemfile b/Gemfile
index 55d062834..7c905fb2f 100644
--- a/Gemfile
+++ b/Gemfile
@@ -100,6 +100,7 @@ gem 'ulid-ruby', require: 'ulid'
 gem 'view_component'
 gem 'vite_rails'
 gem 'warden'
+gem 'webrick', require: false
 gem 'yabeda-prometheus'
 gem 'yabeda-sidekiq'
 gem 'zipline'
diff --git a/Gemfile.lock b/Gemfile.lock
index dc8bc62ee..2ab1bda90 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -813,6 +813,7 @@ GEM
       addressable (>= 2.8.0)
       crack (>= 0.3.2)
       hashdiff (>= 0.4.0, < 2.0.0)
+    webrick (1.8.1)
     websocket (1.2.10)
     websocket-driver (0.7.6)
       websocket-extensions (>= 0.1.0)
@@ -986,6 +987,7 @@ DEPENDENCIES
   warden
   web-console
   webmock
+  webrick
   yabeda-prometheus
   yabeda-sidekiq
   zipline