diff --git a/Gemfile b/Gemfile
index 6eac6bf14..ae1695ffc 100644
--- a/Gemfile
+++ b/Gemfile
@@ -14,4 +14,4 @@ group :jekyll_plugins do
   gem 'jekyll-seo-tag'
 end
 
-gem "webrick", ">= 2.2.8"
+gem "webrick", "~> 1.8"