diff --git a/ReportImp/SuchtkrankenhilfeOstfriesland/Calculation/CustomCalculations.cs b/ReportImp/SuchtkrankenhilfeOstfriesland/Calculation/CustomCalculations.cs
index 1751d3398..09e9ccec6 100644
--- a/ReportImp/SuchtkrankenhilfeOstfriesland/Calculation/CustomCalculations.cs
+++ b/ReportImp/SuchtkrankenhilfeOstfriesland/Calculation/CustomCalculations.cs
@@ -13,7 +13,7 @@ namespace SuchtkrankenhilfeOstfriesland.Calculation
 {
     public class CustomCalculations : Calculations
     {
-        const decimal MAX_ABRECHENBARE_KRANKHEITSTAGE = 31;
+        const decimal MAX_ABRECHENBARE_KRANKHEITSTAGE = 42;
 
         public override IList<BillingData> GetFixedBillingData(SupportConceptApprovalPeriodDC supportConceptApprovalPeriod, DateTime? start, DateTime? end)
         {