diff --git a/src/data/sheets/schemasheet.tsv b/src/data/sheets/schemasheet.tsv
index b78d9c5..0988cca 100644
--- a/src/data/sheets/schemasheet.tsv
+++ b/src/data/sheets/schemasheet.tsv
@@ -250,6 +250,7 @@ DataFile	sampleGlobalId				Biospecimen
 		Unknown								enum_clinicalDataSourceType	unknown	

 										enum_dataCategory		

 		Demographic/Clinical Data								enum_dataCategory	demographic_clinical_data	

+		Unharmonized Demographic/Clinical Data								enum_dataCategory	unharmonized_demographic_clinical_data	

 		Genomics								enum_dataCategory	genomics	

 		Transcriptomics								enum_dataCategory	transcriptomics	

 		Epigenomics								enum_dataCategory	epigenomics	

diff --git a/src/linkml/include_schema.yaml b/src/linkml/include_schema.yaml
index 87a77c3..830711d 100644
--- a/src/linkml/include_schema.yaml
+++ b/src/linkml/include_schema.yaml
@@ -1289,6 +1289,8 @@ enums:
     permissible_values:
       demographic_clinical_data:
         title: Demographic/Clinical Data
+      unharmonized_demographic_clinical_data:
+        title: Unharmonized Demographic/Clinical Data
       genomics:
         title: Genomics
       transcriptomics: