Rakefile in dnssd-3.0.0 vs Rakefile in dnssd-3.0.1

@@ -20,10 +20,10 @@
 
   clean_globs << 'lib/dnssd/*.{so,bundle,dll}'
 
   self.spec_extras = {
     :extensions            => ["ext/dnssd/extconf.rb"],
-    :required_ruby_version => '>= 2.1.0'
+    :required_ruby_version => '>= 2.0.0'
   }
 end
 
 # vim: syntax=Ruby