Rakefile in object_shadow-1.1.0 vs Rakefile in object_shadow-1.1.1

@@ -30,9 +30,10 @@
 # # #
 # Run specs
 
 desc "#{gemspec.name} | Spec"
 task :spec do
-  sh "for file in spec/*_spec.rb; do ruby $file; done"
+  ruby "spec/object_shadow_instance_variables_spec.rb"
+  ruby "spec/object_shadow_method_introspection_spec.rb"
 end
 task default: :spec