Rakefile in parallel_tests-0.13.3 vs Rakefile in parallel_tests-0.14.0

@@ -1,6 +1,10 @@
 require 'bump/tasks'
 require 'bundler/gem_tasks'
 
 task :default do
-  sh "rspec spec/"
+  if RUBY_VERSION < "1.9.0"
+    sh "rspec --tag ~fails_on_ruby_187 spec/"
+  else
+    sh "rspec spec/"
+  end
 end