diff --git a/Gemfile b/Gemfile
index 811308487..2a2902660 100644
--- a/Gemfile
+++ b/Gemfile
@@ -16,7 +16,7 @@ gem 'jekyll-mermaid', '~> 1.0'
 gem 'posix-spawn', '~> 0.3.15'
 gem 'github-pages', '~> 218'
 gem 'jemoji', '~> 0.12.0'
-gem 'webrick', '~> 1.7'
+gem 'webrick', '~> 1.8'
 gem 'fastimage', '>= 2.2.4'
 gem 'rmagick', '~> 4.2.2'
 # gem 'fontcustom', '~> 2.0'
diff --git a/Gemfile.lock b/Gemfile.lock
index 602d85197..80382d960 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -339,7 +339,7 @@ GEM
       json (>= 1.8)
       nokogiri (~> 1.6)
       rexml (~> 3.2)
-    webrick (1.7.0)
+    webrick (1.8.2)
     yell (2.2.2)
     zeitwerk (2.4.2)
 
@@ -384,7 +384,7 @@ DEPENDENCIES
   trollop (~> 2.9, >= 2.9.10)
   uuidtools (~> 2.2)
   w3c_validators (~> 1.3, >= 1.3.6)
-  webrick (~> 1.7)
+  webrick (~> 1.8)
 
 BUNDLED WITH
    2.2.23