diff --git a/src/test/resources/eu/dnetlib/dhp/schema/oaf/utils/publication_openapc.json b/src/test/resources/eu/dnetlib/dhp/schema/oaf/utils/publication_openapc.json
index 293087f..f06ac18 100644
--- a/src/test/resources/eu/dnetlib/dhp/schema/oaf/utils/publication_openapc.json
+++ b/src/test/resources/eu/dnetlib/dhp/schema/oaf/utils/publication_openapc.json
@@ -22,7 +22,10 @@
           "qualifier": {"classid": "pmid"},
           "value": "25811027"
         }
-      ]
+      ],
+      "url":["https://doi.org/10.1155/2015/439379"]
     }
   ]
-}
\ No newline at end of file
+}
+
+