diff --git a/app/models/metadata_template.rb b/app/models/metadata_template.rb
index 6012fe87..1ca184f0 100644
--- a/app/models/metadata_template.rb
+++ b/app/models/metadata_template.rb
@@ -7,10 +7,7 @@
 MetadataTemplate = Struct.new(:site, :document, :name, :label, :type,
                               :value, :help, :required, :errors, :post,
                               :layout, keyword_init: true) do
-  # Determina si el campo es indexable
-  def indexable?
-    false
-  end
+  include Metadata::FrontMatterConcern
 
   def inspect
     "#<#{self.class} site=#{site.name.inspect} post=#{post.id.inspect} value=#{value.inspect}>"
@@ -124,11 +121,6 @@ MetadataTemplate = Struct.new(:site, :document, :name, :label, :type,
     value.to_s
   end
 
-  # Decide si el metadato se coloca en el front_matter o no
-  def front_matter?
-    true
-  end
-
   def array?
     type == 'array'
   end