iso-bib-item.gemspec in iso-bib-item-0.1.10 vs iso-bib-item.gemspec in iso-bib-item-0.1.11

@@ -28,8 +28,8 @@
   spec.add_development_dependency 'rspec', '~> 3.0'
   spec.add_development_dependency 'simplecov'
   spec.add_development_dependency "equivalent-xml", "~> 0.6"
 
   spec.add_dependency 'isoics', '~> 0.1.6'
-  spec.add_dependency 'nokogiri'
-  spec.add_dependency 'duplicate'
+  spec.add_dependency 'nokogiri', "~> 1.8.4"
+  spec.add_dependency 'ruby_deep_clone', "~> 0.8.0"
 end