aptible-api.gemspec in aptible-api-0.7.14 vs aptible-api.gemspec in aptible-api-0.7.17

@@ -14,10 +14,10 @@
   spec.summary       = 'Ruby client for api.aptible.com'
   spec.homepage      = 'https://github.com/aptible/aptible-api-ruby'
   spec.license       = 'MIT'
 
   spec.files         = `git ls-files`.split($RS)
-  spec.test_files    = spec.files.grep(/^spec\//)
+  spec.test_files    = spec.files.grep(%r{^spec/})
   spec.require_paths = ['lib']
 
   spec.add_dependency 'aptible-resource', '>= 0.2.9'
   spec.add_dependency 'aptible-auth', '>= 0.5.0'
   spec.add_dependency 'aptible-billforward'