diff --git a/homeassistant/components/ovo_energy/sensor.py b/homeassistant/components/ovo_energy/sensor.py
index 5fe1bb056e7..4b9e2e70806 100644
--- a/homeassistant/components/ovo_energy/sensor.py
+++ b/homeassistant/components/ovo_energy/sensor.py
@@ -27,18 +27,20 @@ async def async_setup_entry(
     ]
     client: OVOEnergy = hass.data[DOMAIN][entry.entry_id][DATA_CLIENT]
 
-    currency = coordinator.data.electricity[
-        len(coordinator.data.electricity) - 1
-    ].cost.currency_unit
+    entities = []
+
+    if coordinator.data.electricity:
+        currency = coordinator.data.electricity[
+            len(coordinator.data.electricity) - 1
+        ].cost.currency_unit
+        entities.append(OVOEnergyLastElectricityReading(coordinator, client))
+        entities.append(OVOEnergyLastElectricityCost(coordinator, client, currency))
+    if coordinator.data.gas:
+        entities.append(OVOEnergyLastGasReading(coordinator, client))
+        entities.append(OVOEnergyLastGasCost(coordinator, client, currency))
 
     async_add_entities(
-        [
-            OVOEnergyLastElectricityReading(coordinator, client),
-            OVOEnergyLastGasReading(coordinator, client),
-            OVOEnergyLastElectricityCost(coordinator, client, currency),
-            OVOEnergyLastGasCost(coordinator, client, currency),
-        ],
-        True,
+        entities, True,
     )