diff --git a/ReportImp/EvVereinFürWohnraumhilfe/Invoicing/CollectiveInvoiceCreation.cs b/ReportImp/EvVereinFürWohnraumhilfe/Invoicing/CollectiveInvoiceCreation.cs
index b9bc2eaeb..44fd2c479 100644
--- a/ReportImp/EvVereinFürWohnraumhilfe/Invoicing/CollectiveInvoiceCreation.cs
+++ b/ReportImp/EvVereinFürWohnraumhilfe/Invoicing/CollectiveInvoiceCreation.cs
@@ -280,8 +280,16 @@ namespace EvVereinF
                     }
                     if (sip.Notice == null && (aktuell1 || aktuell2 || aktuell3 || aktuell4 || aktuell5))
                     {
-                        sip.InvoiceItemList[0].AmountTotal += cor;
-                        sip.InvoiceItemList[0].GrossAmountTotal += cor;
+                        if (sipSc.EndDate < invoicePeriod.StartDate) // Korrekturen an abgelaufenen HPs
+                        {
+                            sip.InvoiceItemList[0].AmountTotal = cor;
+                            sip.InvoiceItemList[0].GrossAmountTotal = cor;
+                        }
+                        else
+                        {
+                            sip.InvoiceItemList[0].AmountTotal += cor;
+                            sip.InvoiceItemList[0].GrossAmountTotal += cor;
+                        }
                         sip.Notice = String.Format("{0:0.00}", cor);
                         sip.InvoiceItemList[0].UnitDescription = leistung;
                     }