diff --git a/core/site_optimizer.go b/core/site_optimizer.go
index 170b68666..43049e079 100644
--- a/core/site_optimizer.go
+++ b/core/site_optimizer.go
@@ -210,6 +210,8 @@ func (site *Site) optimizerUpdate(battery []measurement) error {
 			if goal > 0 {
 				if v := lp.GetVehicle(); socBased && v != nil {
 					goal *= v.Capacity() * 10
+				} else {
+					goal *= 1000 // Wh
 				}
 			}