diff --git a/Gemfile b/Gemfile
index 6b2bc67..b145e67 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,4 +1,4 @@
 source "https://rubygems.org"
 gemspec
 
-gem "webrick", "~> 1.8"
+gem "webrick", "~> 1.9"
diff --git a/Gemfile.lock b/Gemfile.lock
index f673118..c118593 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -72,7 +72,7 @@ GEM
     terminal-table (3.0.2)
       unicode-display_width (>= 1.1.1, < 3)
     unicode-display_width (2.4.2)
-    webrick (1.8.1)
+    webrick (1.9.1)
 
 PLATFORMS
   x86_64-darwin-21
@@ -81,7 +81,7 @@ PLATFORMS
 DEPENDENCIES
   bundler
   just-the-docs!
-  webrick (~> 1.8)
+  webrick (~> 1.9)
 
 BUNDLED WITH
    2.4.3