diff --git a/invenio_rdm_records/resources/serializers/codemeta/schema.py b/invenio_rdm_records/resources/serializers/codemeta/schema.py
index 1164237ca..3ae948e33 100644
--- a/invenio_rdm_records/resources/serializers/codemeta/schema.py
+++ b/invenio_rdm_records/resources/serializers/codemeta/schema.py
@@ -20,6 +20,7 @@ class CodemetaSchema(SchemaorgSchema):
     CodeMeta schema derives from Schema.org
     """
 
+    identifier = fields.Method("get_id")
     context = fields.Constant(
         "https://doi.org/10.5063/schema/codemeta-2.0", data_key="@context"
     )