diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4ee54009..90318416 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,6 @@
 # Unreleased
-
-* Drop support for Ruby 3.0. The minimum required Ruby version is now 3.1.4.
+* BREAKING: Drop support for Rails 7.0 and earlier.
+* BREAKING: Drop support for Ruby 3.0. The minimum required Ruby version is now 3.1.4.
 * Add support for Ruby 3.3.
 
 # 93.0.0
diff --git a/gds-api-adapters.gemspec b/gds-api-adapters.gemspec
index 152285c6..7d4675bc 100644
--- a/gds-api-adapters.gemspec
+++ b/gds-api-adapters.gemspec
@@ -31,7 +31,7 @@ Gem::Specification.new do |s|
   s.add_development_dependency "pact_broker-client", "~> 1.65"
   s.add_development_dependency "pact-consumer-minitest", "~> 1.0"
   s.add_development_dependency "pact-mock_service", "~> 3.10"
-  s.add_development_dependency "rack", "~> 2.2"
+  s.add_development_dependency "rack", "~> 3.0"
   s.add_development_dependency "rack-test"
   s.add_development_dependency "rake"
   s.add_development_dependency "rubocop-govuk", "4.14.0"