diff --git a/Gemfile b/Gemfile
index b513739..cc03b4d 100644
--- a/Gemfile
+++ b/Gemfile
@@ -2,7 +2,7 @@
 
 source 'https://rubygems.org'
 
-gem 'sinatra', '~> 2.0.8'
+gem 'sinatra', '~> 2.1.0'
 gem 'sinatra-contrib'
 
 group :development do