metanorma-iho.gemspec in metanorma-iho-0.9.9 vs metanorma-iho.gemspec in metanorma-iho-0.9.11

@@ -23,10 +23,10 @@
     || f.match(%r{Rakefile|bin/rspec})
   end
   spec.bindir        = "exe"
   spec.executables   = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
   spec.require_paths = ["lib"]
-  spec.required_ruby_version = Gem::Requirement.new(">= 2.7.0")
+  spec.required_ruby_version = Gem::Requirement.new(">= 3.1.0")
 
   spec.add_dependency "metanorma-generic", "~> 2.6.2"
 
   spec.add_development_dependency "debug"
   spec.add_development_dependency "equivalent-xml", "~> 0.6"