diff --git a/redirect/server/ruby/Gemfile b/redirect/server/ruby/Gemfile
index 9ab9184a..38d2043b 100644
--- a/redirect/server/ruby/Gemfile
+++ b/redirect/server/ruby/Gemfile
@@ -3,6 +3,6 @@ source 'https://rubygems.org/'
 gem 'dotenv'
 gem 'json'
 gem 'sinatra'
-gem 'stripe', '7.1.0'
+gem 'stripe', '9.0.0'
 gem 'webrick'