diff --git a/scripts/build_base_energy_totals.py b/scripts/build_base_energy_totals.py
index 07909090..520ad986 100644
--- a/scripts/build_base_energy_totals.py
+++ b/scripts/build_base_energy_totals.py
@@ -382,7 +382,7 @@ def calc_sector(sector):
         "Motor Gasoline",
         "Liquefied petroleum gas (LPG)",
     ]
-    gas_fuels = ["Natural gas (including LNG)", "Gasworks Gas", "Natural gas (including LNG)"]
+    gas_fuels = ["Natural gas (including LNG)", "Gasworks Gas", "Natural Gas (including LNG)"]
     biomass_fuels = ["Biodiesel", "Biogases", "Fuelwood"]
     other_fuels = ["Charcoal", "Brown coal briquettes", "Other bituminous coal"]
     heat = ["Heat", "Direct use of geothermal heat", "Direct use of solar thermal heat"]