mutant.gemspec in mutant-0.7.1 vs mutant.gemspec in mutant-0.7.2

@@ -19,10 +19,10 @@
   gem.files            = `git ls-files`.split("\n") - mutant_rspec_files
   gem.test_files       = `git ls-files -- spec/{unit,integration}`.split("\n")
   gem.extra_rdoc_files = %w[TODO LICENSE]
   gem.executables      = %w[mutant]
 
-  gem.required_ruby_version = '>= 1.9.3'
+  gem.required_ruby_version = '>= 2.0.0'
 
   gem.add_runtime_dependency('parser',        '~> 2.2.pre.7')
   gem.add_runtime_dependency('ast',           '~> 2.0')
   gem.add_runtime_dependency('diff-lcs',      '~> 1.2')
   gem.add_runtime_dependency('parallel',      '~> 1.3')