diff --git a/src/data/energy.ts b/src/data/energy.ts
index 08d3a1cba2..9674eaabac 100644
--- a/src/data/energy.ts
+++ b/src/data/energy.ts
@@ -466,7 +466,7 @@ const getEnergyData = async (
 
   let _fossilEnergyConsumption:
     | undefined
-    | Promise<FossilEnergyConsumption> = Promise.resolve(undefined);
+    | Promise<FossilEnergyConsumption>;
   let _fossilEnergyConsumptionCompare:
     | undefined
     | Promise<FossilEnergyConsumption> = Promise.resolve(undefined);