Unable to find blog.rb

When running ruby -ITest homework_test.rb it was unable to find my blog.rb

internal:lib/rubygems/custom_require>:29:in `require': no such file to load -- blog.rb (LoadError)
	from <internal:lib/rubygems/custom_require>:29:in `require'
	from homework_test.rb:2:in `<main>'