diff --git a/meter/powerwall.go b/meter/powerwall.go
index c7090d58f..cdfd62c01 100644
--- a/meter/powerwall.go
+++ b/meter/powerwall.go
@@ -32,7 +32,7 @@ func init() {
 	registry.Add("powerwall", NewPowerWallFromConfig)
 }
 
-// go:generate go run ../cmd/tools/decorate.go -f decoratePowerWall -b *PowerWall -r api.Meter -t "api.MeterEnergy,TotalEnergy,func() (float64, error)" -t "api.Battery,Soc,func() (float64, error)" -t "api.BatteryCapacity,Capacity,func() float64" -t "api.BatteryController,SetBatteryMode,func(api.BatteryMode) error"
+//go:generate go run ../cmd/tools/decorate.go -f decoratePowerWall -b *PowerWall -r api.Meter -t "api.MeterEnergy,TotalEnergy,func() (float64, error)" -t "api.Battery,Soc,func() (float64, error)" -t "api.BatteryCapacity,Capacity,func() float64" -t "api.BatteryController,SetBatteryMode,func(api.BatteryMode) error"
 
 // NewPowerWallFromConfig creates a PowerWall Powerwall Meter from generic config
 func NewPowerWallFromConfig(other map[string]interface{}) (api.Meter, error) {
diff --git a/meter/powerwall_decorators.go b/meter/powerwall_decorators.go
index 0a3e2f836..daef29c61 100644
--- a/meter/powerwall_decorators.go
+++ b/meter/powerwall_decorators.go
@@ -268,8 +268,8 @@ type decoratePowerWallBatteryControllerImpl struct {
 	batteryController func(api.BatteryMode) error
 }
 
-func (impl *decoratePowerWallBatteryControllerImpl) SetBatteryMode(m api.BatteryMode) error {
-	return impl.batteryController(m)
+func (impl *decoratePowerWallBatteryControllerImpl) SetBatteryMode(p0 api.BatteryMode) error {
+	return impl.batteryController(p0)
 }
 
 type decoratePowerWallMeterEnergyImpl struct {