diff --git a/yaml/com/ibm/Hardware/Chassis.interface.yaml b/yaml/com/ibm/Hardware/Chassis.interface.yaml
index 6eec20e..e201aa5 100644
--- a/yaml/com/ibm/Hardware/Chassis.interface.yaml
+++ b/yaml/com/ibm/Hardware/Chassis.interface.yaml
@@ -15,6 +15,7 @@
           - name: Bonnell
           - name: Everest
           - name: Fuji
+          - name: Huygens
           - name: Rainier
           - name: Rainier1S4U
           - name: Rainier2U