diff --git a/surfsense_web/components/UserDropdown.tsx b/surfsense_web/components/UserDropdown.tsx
index fceb0c7..68e4619 100644
--- a/surfsense_web/components/UserDropdown.tsx
+++ b/surfsense_web/components/UserDropdown.tsx
@@ -60,7 +60,7 @@ export function UserDropdown({
                 >
                     <Avatar className="h-8 w-8">
                         <AvatarImage src={user.avatar} alt={user.name} />
-                        <AvatarFallback>{user.name.charAt(0).toUpperCase()}</AvatarFallback>
+                        <AvatarFallback>{user.name.charAt(0)?.toUpperCase() || '?'}</AvatarFallback>
                     </Avatar>
                 </Button>
             </DropdownMenuTrigger>