stackprof-run.gemspec in stackprof-run-0.3.0 vs stackprof-run.gemspec in stackprof-run-0.4.0

@@ -19,10 +19,10 @@
   spec.bindir        = "exe"
   spec.executables   = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
   spec.require_paths = ["lib"]
   spec.licenses = ['CC0-1.0']
 
-  spec.required_ruby_version = '>= 2.3.0'
+  spec.required_ruby_version = '>= 2.4.0'
 
   spec.add_runtime_dependency 'stackprof', ' >= 0.2.10'
 
   spec.add_development_dependency "bundler", "~> 1.13"
   spec.add_development_dependency "rake", "~> 10.0"