diff --git a/src/Koogle.Web/Components/Layout/NavMenu.razor b/src/Koogle.Web/Components/Layout/NavMenu.razor
index c044e55..28b9989 100644
--- a/src/Koogle.Web/Components/Layout/NavMenu.razor
+++ b/src/Koogle.Web/Components/Layout/NavMenu.razor
@@ -44,7 +44,7 @@
                 <MudNavLink Href="/expensetriggers"
                             Match="NavLinkMatch.Prefix"
                             Icon="@Icons.Material.Filled.FlashOn">
-                    Ausl�ser
+                    Ausl&ouml;ser
                 </MudNavLink>
 
                 <MudNavLink Href="/admin/gifs"
@@ -85,7 +85,7 @@
                 <MudNavLink Href="/admin/triggers"
                             Match="NavLinkMatch.Prefix"
                             Icon="@Icons.Material.Filled.FlashOn">
-                    Ausl�ser
+                    Ausl&ouml;ser
                 </MudNavLink>
             }
         </MudNavGroup>
diff --git a/src/Koogle.Web/Components/Pages/Admin/ClubEditDialog.razor b/src/Koogle.Web/Components/Pages/Admin/ClubEditDialog.razor
index 415cbdf..4795758 100644
--- a/src/Koogle.Web/Components/Pages/Admin/ClubEditDialog.razor
+++ b/src/Koogle.Web/Components/Pages/Admin/ClubEditDialog.razor
@@ -12,16 +12,18 @@
     <DialogContent>
         <MudForm @ref="_form" @bind-IsValid="_isValid">
             <MudTextField @bind-Value="_name"
-                Label="Name"
-                Required="true"
-                RequiredError="Name ist erforderlich"
-                Immediate="true"
-                Class="mb-4" />
+                          Label="Name"
+                          Disabled="@IsDemoClub"
+                          Required="true"
+                          RequiredError="Name ist erforderlich"
+                          Immediate="true"
+                          Class="mb-4" />
                 
             <MudTextField @bind-Value="_loginName"
                           Label="Login-Name"
                           Required="true"
                           MaxLength="10"
+                          Disabled="@IsDemoClub"
                           InputAttributes="@_inputAttrs"
                           RequiredError="Login-Name ist erforderlich"
                           Style="text-transform: lowercase;"
@@ -31,8 +33,8 @@
                           Class="mb-4" />
 
             <MudSelect T="ExpenseCalculation" @bind-Value="_expenseCalculation"
-                Label="Kostenberechnung"
-                AnchorOrigin="Origin.BottomCenter">
+                       Label="Kostenberechnung"
+                       AnchorOrigin="Origin.BottomCenter">
                 <MudSelectItem Value="ExpenseCalculation.None">Keine</MudSelectItem>
                 <MudSelectItem Value="ExpenseCalculation.Average">Durchschnitt</MudSelectItem>
                 <MudSelectItem Value="ExpenseCalculation.Maximum">Maximum</MudSelectItem>
@@ -42,6 +44,11 @@
                 @GetCalculationDescription(_expenseCalculation)
             </MudText>
         </MudForm>
+        
+        @if (IsDemoClub)
+        {
+            <MudAlert Severity="Severity.Info">Namen im Demo-Modus nicht ändernbar</MudAlert>
+        }
     </DialogContent>
     <DialogActions>
         <MudButton OnClick="Cancel">Abbrechen</MudButton>
@@ -103,6 +110,7 @@
     }
 
     private ExpenseCalculation _expenseCalculation = ExpenseCalculation.None;
+    private bool IsDemoClub => Club?.LoginName == "demo";
 
     private bool IsEditMode => Club is not null;