rubysl-etc.gemspec in rubysl-etc-2.0.3 vs rubysl-etc.gemspec in rubysl-etc-3.0

@@ -11,10 +11,10 @@
   spec.homepage      = "https://github.com/rubysl/rubysl-etc"
   spec.license       = "BSD"
 
   spec.files         = `git ls-files`.split($/)
   spec.executables   = spec.files.grep(%r{^bin/}) { |f| File.basename(f) }
-  spec.extensions    = ["lib/rubysl/etc/extconf.rb"]
+  spec.extensions    = []
   spec.test_files    = spec.files.grep(%r{^(test|spec|features)/})
   spec.require_paths = ["lib"]
 
   spec.required_ruby_version = "~> 2.0"