diff --git a/homeassistant/components/goodwe/sensor.py b/homeassistant/components/goodwe/sensor.py
index 7e9abec4b2e..abb29ef080f 100644
--- a/homeassistant/components/goodwe/sensor.py
+++ b/homeassistant/components/goodwe/sensor.py
@@ -106,7 +106,7 @@ _DESCRIPTIONS: dict[str, GoodweSensorEntityDescription] = {
         device_class=SensorDeviceClass.ENERGY,
         state_class=SensorStateClass.TOTAL_INCREASING,
         native_unit_of_measurement=UnitOfEnergy.KILO_WATT_HOUR,
-        value=lambda prev, val: prev if not val else val,
+        value=lambda prev, val: val if val else prev,
         available=lambda entity: entity.coordinator.data is not None,
     ),
     "C": GoodweSensorEntityDescription(
diff --git a/pyproject.toml b/pyproject.toml
index e57592e9f99..63b5d17ab21 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -251,6 +251,7 @@ select = [
     "SIM117", # Merge with-statements that use the same scope
     "SIM118", # Use {key} in {dict} instead of {key} in {dict}.keys()
     "SIM201", # Use {left} != {right} instead of not {left} == {right}
+    "SIM212", # Use {a} if {a} else {b} instead of {b} if not {a} else {a}
     "SIM300", # Yoda conditions. Use 'age == 42' instead of '42 == age'.
     "SIM401", # Use get from dict with default instead of an if block
     "T20",  # flake8-print