diff --git a/backend/Property.py b/backend/Property.py
index 9a4f8d97..cee82836 100644
--- a/backend/Property.py
+++ b/backend/Property.py
@@ -1238,6 +1238,9 @@ class Property:
             "electricity": "Electricity",
             "biogas": "Smokeless Fuel",
             "heat network": "Natural Gas (Community Scheme)",
+            "lpg": 'LPG',
+            "biodiesel": "Smokeless Fuel",
+            "b30d": "B30K Biofuel"
         }
 
         self.heating_energy_source = list({