pheme.gemspec in pheme-3.0.0 vs pheme.gemspec in pheme-3.0.1

@@ -18,9 +18,11 @@
   s.executables   = s.files.grep(%r{^bin/}).map{ |f| File.basename(f) }
   s.test_files    = s.files.grep(%r{^(test|spec|features)/})
   s.require_paths = ["lib"]
   s.license       = "MIT"
 
+  s.required_ruby_version = '>= 2.4'
+
   s.add_dependency "activesupport", ">= 4"
   s.add_dependency "aws-sdk-sns", "~> 1.1"
   s.add_dependency "aws-sdk-sqs", "~> 1.3"
   s.add_dependency "recursive-open-struct", "~> 1"
   s.add_dependency "smarter_csv", "~> 1"