diff --git a/lib/relaton/cli/yaml_convertor.rb b/lib/relaton/cli/yaml_convertor.rb
index 10eeaf1..93b029c 100644
--- a/lib/relaton/cli/yaml_convertor.rb
+++ b/lib/relaton/cli/yaml_convertor.rb
@@ -33,7 +33,8 @@ def to_xml(file, options = {})
         # @return [RelatonBib::BibliographicItem,
         #   RelatonIso::IsoBiblioraphicItem]
         def convert_single_file(content)
-          if (processor = Registry.instance.by_type(doctype(content["docid"])))
+          flavor = content.dig("ext", "flavor") || doctype(content["docid"])
+          if (processor = Registry.instance.by_type(flavor))
             processor.hash_to_bib content
           else
             RelatonBib::BibliographicItem.new(
diff --git a/spec/acceptance/relaton_yaml2html_spec.rb b/spec/acceptance/relaton_yaml2html_spec.rb
index ba4b658..fd031df 100644
--- a/spec/acceptance/relaton_yaml2html_spec.rb
+++ b/spec/acceptance/relaton_yaml2html_spec.rb
@@ -1,6 +1,6 @@
 RSpec.describe "Relaton yaml2html" do
   describe "relaton yaml2html" do
-    it "convers the yaml file to html" do
+    it "converts the yaml file to html" do
       allow(Relaton::Cli::YAMLConvertor).to receive(:to_html)
       command = %w(yaml2html samplenew.yaml style.css templates)