diff --git a/src/data/valid/Database-metabolomics_calibration_example.yaml b/src/data/valid/Database-metabolomics_calibration_example.yaml
index 7a1d83faca..986313a259 100644
--- a/src/data/valid/Database-metabolomics_calibration_example.yaml
+++ b/src/data/valid/Database-metabolomics_calibration_example.yaml
@@ -38,6 +38,12 @@ data_object_set:
   file_size_bytes: 1818624
   type: nmdc:DataObject
   data_object_type: Reference Calibration File
+- id: nmdc:dobj-13-vws2zc98
+  name: Froze_Core_2015_S1_20_30_19_Metab.cdf
+  description: Full scan GC-MS raw data file
+  file_size_bytes: 1818624
+  type: nmdc:DataObject
+  data_object_type: GC-MS Raw Data
 workflow_execution_set:
 - type: nmdc:MetabolomicsAnalysis
   has_input:
diff --git a/src/schema/basic_slots.yaml b/src/schema/basic_slots.yaml
index 8a384fda84..24141439f0 100644
--- a/src/schema/basic_slots.yaml
+++ b/src/schema/basic_slots.yaml
@@ -964,6 +964,9 @@ enums:
       LC-DDA-MS/MS Raw Data:
         description: Liquid chromatographically separated MS1 and Data-Dependent MS2 binary instrument file
 
+      GC-MS Raw Data:
+        description: Gas chromatography-mass spectrometry raw data, full scan mode.
+
       Configuration toml:
         description: >-
           A configuration toml file used by various programs to store settings that are specific to their