diff --git a/charger/daheimladen-mb.go b/charger/daheimladen-mb.go
index 78508f8db..93023a319 100644
--- a/charger/daheimladen-mb.go
+++ b/charger/daheimladen-mb.go
@@ -247,7 +247,7 @@ func (wb *DaheimLadenMB) TotalEnergy() (float64, error) {
 
 // getPhaseValues returns 3 sequential register values
 func (wb *DaheimLadenMB) getPhaseValues(reg uint16) (float64, float64, float64, error) {
-	b, err := wb.conn.ReadHoldingRegisters(reg, 6)
+	b, err := wb.conn.ReadHoldingRegisters(reg, 5)
 	if err != nil {
 		return 0, 0, 0, err
 	}