From f9c80581fc217369730d59c00c0f3f411d9bf2ae Mon Sep 17 00:00:00 2001
From: Martin Fenner <martin.fenner@datacite.org>
Date: Sat, 4 Jul 2020 23:25:57 +0200
Subject: [PATCH] remove duplicates from fields of science

---
 app/graphql/types/doi_item.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/graphql/types/doi_item.rb b/app/graphql/types/doi_item.rb
index d18964668..59a58537a 100644
--- a/app/graphql/types/doi_item.rb
+++ b/app/graphql/types/doi_item.rb
@@ -225,7 +225,7 @@ def fields_of_science
         {
           "id" => name.parameterize(separator: '_'),
           "name" => name }
-      end
+      end.uniq
   end
 
   def creators(**args)