diff --git a/app/Http/Controllers/Admin/AuditionSettings.php b/app/Http/Controllers/Admin/AuditionSettings.php
index 25f18a9..8d4bef4 100644
--- a/app/Http/Controllers/Admin/AuditionSettings.php
+++ b/app/Http/Controllers/Admin/AuditionSettings.php
@@ -26,7 +26,7 @@ class AuditionSettings extends Controller
             'organizerName' => ['required'],
             'organizerEmail' => ['required', 'email'],
             'registrationCode' => ['required'],
-            'fee_structure' => ['required', 'in:oneFeePerEntry,oneFeePerStudent'],
+            'fee_structure' => ['required', 'in:oneFeePerEntry,oneFeePerStudent,oneFeePerStudentPerEvent'],
             // Options should align with the boot method of InvoiceDataServiceProvider
             'late_fee' => ['nullable', 'numeric', 'min:0'],
             'school_fee' => ['nullable', 'numeric', 'min:0'],
diff --git a/app/Services/Invoice/InvoiceOneFeePerStudentPerEvent.php b/app/Services/Invoice/InvoiceOneFeePerStudentPerEvent.php
index a1ad22e..ca37ddd 100644
--- a/app/Services/Invoice/InvoiceOneFeePerStudentPerEvent.php
+++ b/app/Services/Invoice/InvoiceOneFeePerStudentPerEvent.php
@@ -37,9 +37,10 @@ class InvoiceOneFeePerStudentPerEvent implements InvoiceDataService
 
         $entries = $school->entries()->with('audition')->orderBy('created_at', 'desc')->get()->groupBy('student_id');
         foreach ($school->students as $student) {
-            $firstEntryForStudent = true;
+            $eventsEntered = [];
             foreach ($entries[$student->id] ?? [] as $entry) {
-                if ($firstEntryForStudent) {
+                if (! in_array($entry->audition->event_id, $eventsEntered)) {
+                    $eventsEntered[] = $entry->audition->event_id;
                     $entryFee = $entry->audition->entry_fee / 100;
                     $lateFee = ($this->entryService->isEntryLate($entry) && ! $entry->hasFlag('late_fee_waived'))
                         ? auditionSetting('late_fee') / 100 : 0;