diff --git a/app/models/doi.rb b/app/models/doi.rb
index bb2812a5a..97c9d0c7e 100644
--- a/app/models/doi.rb
+++ b/app/models/doi.rb
@@ -431,7 +431,7 @@ def self.import_by_day_missing(options={})
 
     logger = Logger.new(STDOUT)
 
-    Doi.where(schema_version: nil).where(created: from_date.midnight..from_date.end_of_day).find_each do |doi|
+    Doi.where(xml: nil).where(created: from_date.midnight..from_date.end_of_day).find_each do |doi|
       begin
         string = doi.current_metadata.present? ? doi.from_xml(doi.current_metadata.xml.to_s.force_encoding("UTF-8")) : nil
         unless string.present?
diff --git a/app/serializers/doi_serializer.rb b/app/serializers/doi_serializer.rb
index aae42e277..e74824873 100644
--- a/app/serializers/doi_serializer.rb
+++ b/app/serializers/doi_serializer.rb
@@ -11,7 +11,7 @@ class DoiSerializer
   has_many :media
 
   attribute :xml, if: Proc.new { |object, params| params && params[:detail] } do |object|
-    object.xml_encoded || object.current_metadata.present? ? object.from_xml(object.current_metadata.xml.to_s.force_encoding("UTF-8")) : nil
+    object.xml_encoded
   end
 
   attribute :doi do |object|