diff --git a/ReportImp/ChristopherusHaus/Export/SimbaExporter.cs b/ReportImp/ChristopherusHaus/Export/SimbaExporter.cs
index 5b9db9b38..041a5be4c 100644
--- a/ReportImp/ChristopherusHaus/Export/SimbaExporter.cs
+++ b/ReportImp/ChristopherusHaus/Export/SimbaExporter.cs
@@ -105,7 +105,7 @@ namespace BeWo.ChristopherusHaus.Export
                     }
                     else
                     {
-                        betrag = betrag * 4.33;
+                        betrag = betrag * 4.34;
                     }
                     sb.Append(String.Format("{0:0.00}", Math.Round(betrag, 2, MidpointRounding.AwayFromZero)));
                 }