diff --git a/dhp-workflows/dhp-aggregation/src/main/scala/eu/dnetlib/dhp/datacite/DataciteToOAFTransformation.scala b/dhp-workflows/dhp-aggregation/src/main/scala/eu/dnetlib/dhp/datacite/DataciteToOAFTransformation.scala
index 17f1b90b0..ee3660918 100644
--- a/dhp-workflows/dhp-aggregation/src/main/scala/eu/dnetlib/dhp/datacite/DataciteToOAFTransformation.scala
+++ b/dhp-workflows/dhp-aggregation/src/main/scala/eu/dnetlib/dhp/datacite/DataciteToOAFTransformation.scala
@@ -225,8 +225,10 @@ object DataciteToOAFTransformation {
     // ADD ORIGINAL TYPE
     val itm = new InstanceTypeMapping
     itm.setOriginalType(typeQualifiers._3)
+    itm.setVocabularyName(ModelConstants.OPENAIRE_COAR_RESOURCE_TYPES_3_1)
     i.setInstanceTypeMapping(List(itm).asJava)
 
+
     typeQualifiers._2.getClassname match {
       case "dataset" =>
         val r = new OafDataset
diff --git a/dhp-workflows/dhp-aggregation/src/main/scala/eu/dnetlib/dhp/sx/bio/BioDBToOAF.scala b/dhp-workflows/dhp-aggregation/src/main/scala/eu/dnetlib/dhp/sx/bio/BioDBToOAF.scala
index 3624c5369..89bc8d948 100644
--- a/dhp-workflows/dhp-aggregation/src/main/scala/eu/dnetlib/dhp/sx/bio/BioDBToOAF.scala
+++ b/dhp-workflows/dhp-aggregation/src/main/scala/eu/dnetlib/dhp/sx/bio/BioDBToOAF.scala
@@ -187,6 +187,7 @@ object BioDBToOAF {
       )
       val itm = new InstanceTypeMapping
       itm.setOriginalType(input.pidType)
+      itm.setVocabularyName(ModelConstants.OPENAIRE_COAR_RESOURCE_TYPES_3_1)
       i.setInstanceTypeMapping(List(itm).asJava)
     } else {
       i.setInstancetype(
@@ -199,6 +200,7 @@ object BioDBToOAF {
       )
       val itm = new InstanceTypeMapping
       itm.setOriginalType("Bioentity")
+      itm.setVocabularyName(ModelConstants.OPENAIRE_COAR_RESOURCE_TYPES_3_1)
       i.setInstanceTypeMapping(List(itm).asJava)
     }
 
@@ -274,6 +276,7 @@ object BioDBToOAF {
     )
     val itm = new InstanceTypeMapping
     itm.setOriginalType("Bioentity")
+    itm.setVocabularyName(ModelConstants.OPENAIRE_COAR_RESOURCE_TYPES_3_1)
     i.setInstanceTypeMapping(List(itm).asJava)
 
     i.setCollectedfrom(collectedFromMap("uniprot"))
@@ -483,6 +486,7 @@ object BioDBToOAF {
     )
     val itm = new InstanceTypeMapping
     itm.setOriginalType("Bioentity")
+    itm.setVocabularyName(ModelConstants.OPENAIRE_COAR_RESOURCE_TYPES_3_1)
     i.setInstanceTypeMapping(List(itm).asJava)
 
     i.setCollectedfrom(collectedFromMap("pdb"))
@@ -586,6 +590,7 @@ object BioDBToOAF {
     )
     val itm = new InstanceTypeMapping
     itm.setOriginalType("Bioentity")
+    itm.setVocabularyName(ModelConstants.OPENAIRE_COAR_RESOURCE_TYPES_3_1)
     i.setInstanceTypeMapping(List(itm).asJava)
 
 
diff --git a/dhp-workflows/dhp-aggregation/src/main/scala/eu/dnetlib/dhp/sx/bio/pubmed/PubMedToOaf.scala b/dhp-workflows/dhp-aggregation/src/main/scala/eu/dnetlib/dhp/sx/bio/pubmed/PubMedToOaf.scala
index 40ac48a7a..f3f8b4f02 100644
--- a/dhp-workflows/dhp-aggregation/src/main/scala/eu/dnetlib/dhp/sx/bio/pubmed/PubMedToOaf.scala
+++ b/dhp-workflows/dhp-aggregation/src/main/scala/eu/dnetlib/dhp/sx/bio/pubmed/PubMedToOaf.scala
@@ -191,6 +191,7 @@ object PubMedToOaf {
       // ADD ORIGINAL TYPE to the publication
       val itm = new InstanceTypeMapping
       itm.setOriginalType(ja.get.getValue)
+      itm.setVocabularyName(ModelConstants.OPENAIRE_COAR_RESOURCE_TYPES_3_1)
       pubmedInstance.setInstanceTypeMapping(List(itm).asJava)
     } else {
       val i_type = article.getPublicationTypes.asScala
@@ -202,6 +203,7 @@ object PubMedToOaf {
         // ADD ORIGINAL TYPE to the publication
         val itm = new InstanceTypeMapping
         itm.setOriginalType(i_type.get._1)
+        itm.setVocabularyName(ModelConstants.OPENAIRE_COAR_RESOURCE_TYPES_3_1)
         pubmedInstance.setInstanceTypeMapping(List(itm).asJava)
       }
       else
diff --git a/dhp-workflows/dhp-doiboost/src/main/scala/eu/dnetlib/doiboost/crossref/Crossref2Oaf.scala b/dhp-workflows/dhp-doiboost/src/main/scala/eu/dnetlib/doiboost/crossref/Crossref2Oaf.scala
index f45c303f0..65e395357 100644
--- a/dhp-workflows/dhp-doiboost/src/main/scala/eu/dnetlib/doiboost/crossref/Crossref2Oaf.scala
+++ b/dhp-workflows/dhp-doiboost/src/main/scala/eu/dnetlib/doiboost/crossref/Crossref2Oaf.scala
@@ -286,6 +286,7 @@ case object Crossref2Oaf {
     //ADD ORIGINAL TYPE to the mapping
     val itm = new InstanceTypeMapping
     itm.setOriginalType(originalType)
+    itm.setVocabularyName(ModelConstants.OPENAIRE_COAR_RESOURCE_TYPES_3_1)
     instance.setInstanceTypeMapping(List(itm).asJava)
     result.setResourcetype(
       OafMapperUtils.qualifier(