diff --git a/src/Koogle.Web/Components/Pages/CashBook/MembershipFeeDialog.razor b/src/Koogle.Web/Components/Pages/CashBook/MembershipFeeDialog.razor
index 73698b6..1813713 100644
--- a/src/Koogle.Web/Components/Pages/CashBook/MembershipFeeDialog.razor
+++ b/src/Koogle.Web/Components/Pages/CashBook/MembershipFeeDialog.razor
@@ -13,13 +13,15 @@
             <MudSelect T="int" @bind-Value="_selectedMonth" Label="Monat" Style="width: 150px;">
                 @for (int m = 1; m <= 12; m++)
                 {
-                    <MudSelectItem Value="@m">@GetMonthName(m)</MudSelectItem>
+                    var month = m;
+                    <MudSelectItem Value="@month">@GetMonthName(month)</MudSelectItem>
                 }
             </MudSelect>
             <MudSelect T="int" @bind-Value="_selectedYear" Label="Jahr" Style="width: 120px;">
                 @for (int y = DateTime.Today.Year; y >= DateTime.Today.Year - 2; y--)
                 {
-                    <MudSelectItem Value="@y">@y</MudSelectItem>
+                    var year = y;
+                    <MudSelectItem Value="@year">@year</MudSelectItem>
                 }
             </MudSelect>
         </MudStack>