diff --git a/engines/dfc_provider/app/serializers/dfc_provider/person_serializer.rb b/engines/dfc_provider/app/serializers/dfc_provider/person_serializer.rb
index fdb202a57a..36f1a4e391 100644
--- a/engines/dfc_provider/app/serializers/dfc_provider/person_serializer.rb
+++ b/engines/dfc_provider/app/serializers/dfc_provider/person_serializer.rb
@@ -20,7 +20,7 @@ module DfcProvider
     # but AMS doesn't not supported `meta` and `meta_key` with `root` to nil...
     def context
       {
-        'dfc' => 'http://datafoodconsortium.org/ontologies/DFC_FullModel.owl#',
+        "dfc" => "http://static.datafoodconsortium.org/ontologies/DFC_FullModel.owl#",
         '@base' => "#{root_url}api/dfc_provider"
       }
     end