diff --git a/lib/extension/homeassistant.ts b/lib/extension/homeassistant.ts
index 4dc46dbd3..d92fe6b23 100644
--- a/lib/extension/homeassistant.ts
+++ b/lib/extension/homeassistant.ts
@@ -253,6 +253,8 @@ const NUMERIC_DISCOVERY_LOOKUP: {[s: string]: KeyValue} = {
     people: {state_class: 'measurement', icon: 'mdi:account-multiple'},
     position: {icon: 'mdi:valve', state_class: 'measurement'},
     power: {device_class: 'power', entity_category: 'diagnostic', state_class: 'measurement'},
+    power_phase_b: {device_class: 'power', entity_category: 'diagnostic', state_class: 'measurement'},
+    power_phase_c: {device_class: 'power', entity_category: 'diagnostic', state_class: 'measurement'},
     power_factor: {device_class: 'power_factor', enabled_by_default: false, entity_category: 'diagnostic', state_class: 'measurement'},
     power_outage_count: {icon: 'mdi:counter', enabled_by_default: false},
     precision: {entity_category: 'config', icon: 'mdi:decimal-comma-increase'},