Rakefile in lightio-0.4.0.pre vs Rakefile in lightio-0.4.0

@@ -1,9 +1,10 @@
 require "bundler/gem_tasks"
 require "rspec/core/rake_task"
 
 RSpec::Core::RakeTask.new(:"spec:library") do |t|
   t.exclude_pattern = 'spec/**/monkey_spec.rb'
+  t.rspec_opts = "--tag ~skip_library"
 end
 
 RSpec::Core::RakeTask.new(:"spec:monkey_patch") do |t|
   t.rspec_opts = "-r monkey_patch.rb --tag ~skip_monkey_patch"
 end