diff --git a/Gemfile b/Gemfile
index 47b9a27..7d82661 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,5 +1,5 @@
 source 'https://rubygems.org'
-ruby "2.0.0"
+ruby "3.3.6"
 
 gem 'sinatra'
 gem 'hallon', github: 'Burgestrand/Hallon'