diff --git a/Gemfile b/Gemfile
index 43563e9..6b2bc67 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,4 +1,4 @@
 source "https://rubygems.org"
 gemspec
 
-gem "webrick", "~> 1.7"
+gem "webrick", "~> 1.8"
diff --git a/Gemfile.lock b/Gemfile.lock
index 7a12095..6089d54 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -17,6 +17,7 @@ GEM
       eventmachine (>= 0.12.9)
       http_parser.rb (~> 0)
     eventmachine (1.2.7)
+    ffi (1.15.5)
     ffi (1.15.5-x64-mingw-ucrt)
     forwardable-extended (2.6.0)
     http_parser.rb (0.8.0)
@@ -67,15 +68,16 @@ GEM
     terminal-table (2.0.0)
       unicode-display_width (~> 1.1, >= 1.1.1)
     unicode-display_width (1.8.0)
-    webrick (1.7.0)
+    webrick (1.8.0)
 
 PLATFORMS
   x64-mingw-ucrt
+  x86_64-linux
 
 DEPENDENCIES
   bundler (~> 2.3.5)
   just-the-docs!
-  webrick (~> 1.7)
+  webrick (~> 1.8)
 
 BUNDLED WITH
    2.3.22