diff --git a/ReportImp/BloemelingUndTeckhaus/Invoicing/StandardInvoiceCreation.cs b/ReportImp/BloemelingUndTeckhaus/Invoicing/StandardInvoiceCreation.cs
index f6517cd44..997bf368b 100644
--- a/ReportImp/BloemelingUndTeckhaus/Invoicing/StandardInvoiceCreation.cs
+++ b/ReportImp/BloemelingUndTeckhaus/Invoicing/StandardInvoiceCreation.cs
@@ -8,10 +8,9 @@ namespace BloemelingUndTeckhaus.Invoicing
 {
 	public class StandardInvoiceCreation : InvoiceCreation
 	{
-		public override IList<InvoiceItem> CreateSummaryInvoiceItems(IList<InvoiceItem> itemList, DateTimeSpan invoicePeriod, SupportConceptApprovalPeriod scap,
-			Calculations calc)
-		{
-			return base.CreateSummaryInvoiceItems(itemList, invoicePeriod, scap, calc);
-		}
-	}
+        public override IList<InvoiceItem> CreateSummaryInvoiceItems(IList<InvoiceItem> itemList, DateTimeSpan invoicePeriod, SupportConceptApprovalPeriod scap, Calculations calc)
+        {
+            return itemList;
+        }
+    }
 }