diff --git a/Gemfile b/Gemfile
index 43563e9473483611d9f5d950797b9f41f92f05cd..c2157dadf8c17b1e984795397c48be6429f6214f 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,4 +1,4 @@
 source "https://rubygems.org"
 gemspec
 
-gem "webrick", "~> 1.7"
+gem "webrick", "~> 3.4"