diff --git a/dnet-ariadneplus-graphdb-publisher/src/main/resources/eu/dnetlib/ariadneplus/sparql/enrich/FASTI/ordered_sparql_insert_fasti.sparql b/dnet-ariadneplus-graphdb-publisher/src/main/resources/eu/dnetlib/ariadneplus/sparql/enrich/FASTI/ordered_sparql_insert_fasti.sparql
index 8432b88..6eb021e 100644
--- a/dnet-ariadneplus-graphdb-publisher/src/main/resources/eu/dnetlib/ariadneplus/sparql/enrich/FASTI/ordered_sparql_insert_fasti.sparql
+++ b/dnet-ariadneplus-graphdb-publisher/src/main/resources/eu/dnetlib/ariadneplus/sparql/enrich/FASTI/ordered_sparql_insert_fasti.sparql
@@ -222,7 +222,24 @@ WHERE {
        ?temporal aocat:until ?until .
    }
  };
- 
+
+ PREFIX  skos: <http://www.w3.org/2004/02/skos/core#>
+  PREFIX  aocat: <https://www.ariadne-infrastructure.eu/resource/ao/cat/1.1/>
+  PREFIX time: <http://www.w3.org/2006/time#>
+  INSERT {
+      GRAPH <https://ariadne-infrastructure.eu/ariadneplus::fasti::periodo> {
+          ?native_period skos:prefLabel ?native_label .
+      }
+  }
+  WHERE {
+  	GRAPH <https://ariadne-infrastructure.eu/api_________::ariadne_plus::fasti::fieldwork> {
+        ?temporal aocat:has_native_period ?native_period .
+        ?native_period skos:prefLabel ?native_label .
+        ?temporal aocat:from ?from .
+        ?temporal aocat:until ?until .
+    }
+  };
+
  PREFIX  skos: <http://www.w3.org/2004/02/skos/core#>
  PREFIX  aocat: <https://www.ariadne-infrastructure.eu/resource/ao/cat/1.1/>
  INSERT {