diff --git a/Gemfile b/Gemfile
index dab190c..e719c1a 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,8 +1,7 @@
 source 'https://rubygems.org'
 gem 'jekyll-sitemap'
-gem 'jekyll', ">=4.2.0"
+gem 'jekyll'
 gem 'rouge'
 gem 'redcarpet'
 gem 'racc'
 
-gem "webrick", "~> 1.7"
diff --git a/Gemfile.lock b/Gemfile.lock
index bc7baf2..d6326b1 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -78,12 +78,11 @@ PLATFORMS
   x86_64-linux
 
 DEPENDENCIES
-  jekyll (>= 4.2.0)
+  jekyll
   jekyll-sitemap
   racc
   redcarpet
   rouge
-  webrick (~> 1.7)
 
 BUNDLED WITH
    2.6.4