diff --git a/Gemfile b/Gemfile
index 3d96a1a..649e24b 100644
--- a/Gemfile
+++ b/Gemfile
@@ -17,5 +17,5 @@ group :development do
   gem "puma", "~> 6.4"
   gem "rack-jekyll", github: "adaoraul/rack-jekyll"
   gem "rack-livereload", "~> 0.6.1"
-  gem "webrick", "~> 1.8"
+  gem "webrick", "~> 1.9"
 end
diff --git a/Gemfile.lock b/Gemfile.lock
index 265f2f9..31fd17b 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -100,7 +100,7 @@ GEM
     terminal-table (3.0.2)
       unicode-display_width (>= 1.1.1, < 3)
     unicode-display_width (2.6.0)
-    webrick (1.8.2)
+    webrick (1.9.0)
 
 PLATFORMS
   arm64-darwin-21
@@ -118,7 +118,7 @@ DEPENDENCIES
   rack-jekyll!
   rack-livereload (~> 0.6.1)
   ruby-graphviz
-  webrick (~> 1.8)
+  webrick (~> 1.9)
 
 BUNDLED WITH
    2.5.3