diff --git a/pipeline_utils/lib/yaml_parser.py b/pipeline_utils/lib/yaml_parser.py
index f664863..8c26e96 100644
--- a/pipeline_utils/lib/yaml_parser.py
+++ b/pipeline_utils/lib/yaml_parser.py
@@ -726,7 +726,7 @@ def to_json(
         gen_json = {}
 
         # common metadata
-        gen_json[self.IDENTIFIER_SCHEMA] = self.name.lower()
+        gen_json[self.IDENTIFIER_SCHEMA] = self.name
         gen_json[self.ALIASES_SCHEMA] = [f'{self._string_consortia(consortia)}:{self.REFERENCEGENOME_TYPE_SCHEMA}-{self.name}_{self.version}']
         gen_json[self.SUBMISSION_CENTERS_SCHEMA] = submission_centers
         gen_json[self.CONSORTIA_SCHEMA] = consortia
diff --git a/tests/test_yaml_reference_genome.py b/tests/test_yaml_reference_genome.py
index 47b5b1b..ea22947 100644
--- a/tests/test_yaml_reference_genome.py
+++ b/tests/test_yaml_reference_genome.py
@@ -15,7 +15,7 @@ def test_software():
         {"code": "GRCh38",
          "title": "GRCh38 [GCA_000001405.15]",
          "consortia": ["cgap-core"],
-         "identifier": "grch38",
+         "identifier": "GRCh38",
          "submission_centers": ["hms-dbmi"],
          "uuid": "e89937e6-80d3-4605-8dea-4a74c7981a9f",
          "files": [