diff --git a/dnet-ariadneplus-graphdb-publisher/src/main/resources/eu/dnetlib/ariadneplus/sparql/read_record_data_template.sparql b/dnet-ariadneplus-graphdb-publisher/src/main/resources/eu/dnetlib/ariadneplus/sparql/read_record_data_template.sparql
index 0411ea4..10b71d0 100644
--- a/dnet-ariadneplus-graphdb-publisher/src/main/resources/eu/dnetlib/ariadneplus/sparql/read_record_data_template.sparql
+++ b/dnet-ariadneplus-graphdb-publisher/src/main/resources/eu/dnetlib/ariadneplus/sparql/read_record_data_template.sparql
@@ -93,11 +93,9 @@ where {
 
     optional {
         graph <https://ariadne-infrastructure.eu/api_________::ariadne_plus::%datasource::%collectionId> {
-        	%record aocat:has_temporal_coverage  ?temporalNative .
-        	?temporalNative aocat:has_native_period ?nativeLabel .
-        	?nativeLabel skos:prefLabel ?temporalNativePeriodName .
-        }
-        graph <https://ariadne-infrastructure.eu/ariadneplus::%datasource::periodoplus> {
+            %record aocat:has_temporal_coverage  ?temporalNative .
+            ?temporalNative aocat:has_native_period ?nativeLabel .
+            ?nativeLabel skos:prefLabel | rdfs:label ?temporalNativePeriodName .
             optional {
                 ?temporalNative aocat:from ?temporalNativeFrom .
                 ?temporalNative aocat:until ?temporalNativeUntil .