diff --git a/lib/tasks/doi.rake b/lib/tasks/doi.rake
index 48a8531ae..89ada32c6 100644
--- a/lib/tasks/doi.rake
+++ b/lib/tasks/doi.rake
@@ -8,8 +8,13 @@ namespace :doi do
 
   desc 'Index all DOIs'
   task :index => :environment do
-    from_date = ENV['FROM_DATE'] || Date.current.beginning_of_month.strftime("%F")
-    until_date = ENV['UNTIL_DATE'] || Date.current.end_of_month.strftime("%F")
+    if ENV['YEAR'].present?
+      from_date = "#{ENV['YEAR']}-01-01"
+      until_date = "#{ENV['YEAR']}-12-31"
+    else
+      from_date = ENV['FROM_DATE'] || Date.current.beginning_of_month.strftime("%F")
+      until_date = ENV['UNTIL_DATE'] || Date.current.end_of_month.strftime("%F")
+    end
 
     response = Doi.index(from_date: from_date, until_date: until_date)
     puts response