diff --git a/template-ruby.gemspec b/template-ruby.gemspec
index 1524921..cabb147 100644
--- a/template-ruby.gemspec
+++ b/template-ruby.gemspec
@@ -17,5 +17,5 @@ Gem::Specification.new do |s|
   s.add_dependency "language-ruby"
   s.add_dependency "zeitwerk"
   s.metadata["rubygems_mfa_required"] = "true"
-  s.required_ruby_version = ">= 3.3.0"
+  s.required_ruby_version = ">= 3.1"
 end