diff --git a/app/Mail/AlertePaiementAnnule.php b/app/Mail/AlertePaiementAnnule.php
new file mode 100644
index 00000000..4772be88
--- /dev/null
+++ b/app/Mail/AlertePaiementAnnule.php
@@ -0,0 +1,51 @@
+<?php
+
+namespace App\Mail;
+
+use App\Models\Core\Mail\MailTemplate;
+use Illuminate\Bus\Queueable;
+use Illuminate\Mail\Mailables\Address;
+use Illuminate\Mail\Mailables\Envelope;
+use Illuminate\Queue\SerializesModels;
+use Spatie\MailTemplates\TemplateMailable;
+
+class AlertePaiementAnnule extends TemplateMailable
+{
+    use Queueable, SerializesModels;
+
+    public $subject;
+
+    public $numero_commande;
+
+    public $date_commande;
+
+    public $montant;
+
+    public $client_nom;
+
+    public $client_email;
+
+    public $reference_paiement;
+
+    protected static $templateModelClass = MailTemplate::class;
+
+    public function __construct($order, $reference)
+    {
+        $this->numero_commande = $order->ref;
+        $this->date_commande = $order->created_at->format('d/m/Y H:i');
+        $this->montant = number_format($order->total_shipped, 2, ',', ' ').' €';
+        $this->client_nom = $order->customer
+            ? $order->customer->last_name.' '.$order->customer->first_name
+            : 'Client supprimé';
+        $this->client_email = $order->customer->email ?? 'inconnu';
+        $this->reference_paiement = $reference;
+    }
+
+    public function envelope()
+    {
+        return new Envelope(
+            from: new Address('boutique@jardinenvie.com', 'Jardin\'en\'Vie'),
+            subject: $this->subject,
+        );
+    }
+}
diff --git a/app/Repositories/Shop/OrderMails.php b/app/Repositories/Shop/OrderMails.php
index 869664c4..f87935e8 100644
--- a/app/Repositories/Shop/OrderMails.php
+++ b/app/Repositories/Shop/OrderMails.php
@@ -3,9 +3,11 @@
 namespace App\Repositories\Shop;
 
 use App\Mail\Acheminement;
+use App\Mail\AlertePaiementAnnule;
 use App\Mail\ConfirmationCommande;
 use App\Mail\Preparation;
 use Illuminate\Support\Facades\Mail;
+use Illuminate\Support\Facades\Log;
 
 class OrderMails
 {
@@ -37,4 +39,25 @@ class OrderMails
 
         return Mail::to($order->customer->email)->send($mail);
     }
+
+    public static function sendCancelledOrderPaymentAlert($orderId, $reference)
+    {
+        $order = Orders::get($orderId, ['customer']);
+
+        try {
+            Mail::to('commande@jardinenvie.com')
+                ->send(new AlertePaiementAnnule($order, $reference));
+            Log::info('Cancelled order payment alert sent', [
+                'order_id' => $orderId,
+                'order_ref' => $order->ref,
+                'reference' => $reference,
+            ]);
+        } catch (\Throwable $e) {
+            Log::error('Failed to send cancelled order payment alert', [
+                'order_id' => $orderId,
+                'order_ref' => $order->ref,
+                'exception' => $e->getMessage(),
+            ]);
+        }
+    }
 }
diff --git a/app/Repositories/Shop/Paybox.php b/app/Repositories/Shop/Paybox.php
index 6ca3195f..63b37365 100644
--- a/app/Repositories/Shop/Paybox.php
+++ b/app/Repositories/Shop/Paybox.php
@@ -104,7 +104,9 @@ class Paybox
             return true;
         }
 
-        DB::transaction(function () use ($invoice, $order, $reference, $payload, $existingPayment, &$shouldNotify) {
+        $isCancelled = (int) $order->status === 4;
+
+        DB::transaction(function () use ($invoice, $order, $reference, $payload, $existingPayment, &$shouldNotify, $isCancelled) {
             $attributes = [
                 'payment_type' => 1,
                 'amount' => $invoice->total_shipped,
@@ -134,14 +136,24 @@ class Paybox
 
             Invoices::checkPayments($invoice->id);
 
-            $paidStatus = Orders::getStatusByName('Préparation');
-            if ($paidStatus !== '' && (int) $order->status !== (int) $paidStatus) {
-                $order->status = $paidStatus;
-                $order->save();
+            if (! $isCancelled) {
+                $paidStatus = Orders::getStatusByName('Préparation');
+                if ($paidStatus !== '' && (int) $order->status !== (int) $paidStatus) {
+                    $order->status = $paidStatus;
+                    $order->save();
+                }
             }
         });
 
-        if ($shouldNotify) {
+        if ($isCancelled && $shouldNotify) {
+            Log::warning('Paybox payment received on cancelled order', [
+                'order_id' => $order->id,
+                'order_ref' => $order->ref,
+                'invoice_id' => $invoice->id,
+                'reference' => $reference,
+            ]);
+            OrderMails::sendCancelledOrderPaymentAlert($order->id, $reference);
+        } elseif ($shouldNotify) {
             try {
                 OrderMails::sendOrderConfirmed($order->id);
             } catch (\Throwable $exception) {
diff --git a/database/migrations/shop/2026_02_20_120000_insert_mail_template_alerte_paiement_annule.php b/database/migrations/shop/2026_02_20_120000_insert_mail_template_alerte_paiement_annule.php
new file mode 100644
index 00000000..aa88577d
--- /dev/null
+++ b/database/migrations/shop/2026_02_20_120000_insert_mail_template_alerte_paiement_annule.php
@@ -0,0 +1,86 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Support\Facades\DB;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        DB::table('mail_templates')->insert([
+            'mailable' => 'App\\Mail\\AlertePaiementAnnule',
+            'subject' => json_encode(['fr' => '[URGENT] Paiement reçu sur commande annulée {{numero_commande}}'], JSON_UNESCAPED_UNICODE),
+            'html_template' => json_encode(['fr' => $this->getHtmlTemplate()], JSON_UNESCAPED_UNICODE),
+            'text_template' => json_encode(['fr' => $this->getTextTemplate()], JSON_UNESCAPED_UNICODE),
+            'created_at' => now(),
+            'updated_at' => now(),
+        ]);
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        DB::table('mail_templates')
+            ->where('mailable', 'App\\Mail\\AlertePaiementAnnule')
+            ->delete();
+    }
+
+    private function getHtmlTemplate(): string
+    {
+        return '<table style="min-width: 100%;" width="100%" cellspacing="0" cellpadding="0">'
+            .'<tbody><tr><td>'
+            .'<table style="border-collapse: collapse; background-color: #ffffff; margin: 0 auto; width: 600px;" cellspacing="0" cellpadding="0" border="0" align="center">'
+            .'<tbody><tr>'
+            .'<td style="margin: 0px auto; padding: 32px 0px 24px 4px; vertical-align: top;" align="center">'
+            .'<a href="https://www.jardinenvie.com/" style="text-decoration: none; color: #000000;">'
+            .'<img alt="Jardin\'enVie" src="https://boutique.jardinenvie.com/img/logo.png" style="margin: 0px auto; display: block;" width="300" height="138" border="0" /></a></td>'
+            .'</tr></tbody></table>'
+            .'<table style="border-collapse: collapse; background-color: #ffffff; margin: 0 auto; width: 600px;" cellspacing="0" cellpadding="0" border="0" align="center">'
+            .'<tbody><tr><td style="margin: 0 auto; padding: 0px; vertical-align: top;">'
+            .'<table style="border-collapse: collapse; margin: 0 auto; width: 512px;" cellspacing="0" cellpadding="0" border="0" align="center">'
+            .'<tbody>'
+            .'<tr><td style="font-family: \'Nunito Sans\', Arial, sans-serif; line-height: 40px; color: #c0392b; font-size: 28px; padding: 20px 0px 10px 0px; font-weight: 800; text-align: center;">'
+            .'&#9888; Paiement sur commande annul&eacute;e</td></tr>'
+            .'<tr><td style="font-family: \'Nunito Sans\', Arial, sans-serif; line-height: 28px; color: #000000; font-size: 16px; text-align: center; padding: 10px 0 30px 0;">'
+            .'<p>Un paiement Paybox a &eacute;t&eacute; re&ccedil;u sur une commande <strong>annul&eacute;e</strong>.</p>'
+            .'<p style="font-size: 20px; font-weight: bold; color: #c0392b; padding: 10px 0;">Un remboursement est probablement n&eacute;cessaire.</p>'
+            .'<table style="margin: 15px auto; text-align: left; border-collapse: collapse;" cellpadding="8">'
+            .'<tr><td style="font-weight: bold; padding-right: 15px;">Commande :</td><td>{{numero_commande}}</td></tr>'
+            .'<tr><td style="font-weight: bold; padding-right: 15px;">Date :</td><td>{{date_commande}}</td></tr>'
+            .'<tr><td style="font-weight: bold; padding-right: 15px;">Montant :</td><td style="font-size: 18px; font-weight: bold; color: #c0392b;">{{montant}}</td></tr>'
+            .'<tr><td style="font-weight: bold; padding-right: 15px;">Client :</td><td>{{client_nom}}</td></tr>'
+            .'<tr><td style="font-weight: bold; padding-right: 15px;">Email :</td><td>{{client_email}}</td></tr>'
+            .'<tr><td style="font-weight: bold; padding-right: 15px;">R&eacute;f. paiement :</td><td>{{reference_paiement}}</td></tr>'
+            .'</table>'
+            .'<p style="padding-top: 15px; color: #666;">Veuillez proc&eacute;der au remboursement du client dans les plus brefs d&eacute;lais.</p>'
+            .'</td></tr>'
+            .'</tbody></table>'
+            .'</td></tr></tbody></table>'
+            .'<table style="border-collapse: collapse; background-color: #ffffff; margin: 0 auto; width: 600px; text-align: center;" cellspacing="0" cellpadding="0" border="0" align="center">'
+            .'<tbody><tr><td style="font-family: \'Nunito Sans\', Arial, sans-serif; font-size: 12px; font-weight: 600; line-height: 20px; padding: 16px; color: #999999;">'
+            .'Jardin\'enVie Artisan Semencier<br />429 route des chaux, 26500 Bourg les Valence - Dr&ocirc;me'
+            .'</td></tr></tbody></table>'
+            .'</td></tr></tbody></table>';
+    }
+
+    private function getTextTemplate(): string
+    {
+        return "⚠ PAIEMENT SUR COMMANDE ANNULÉE\n\n"
+            ."Un paiement Paybox a été reçu sur une commande annulée.\n"
+            ."Un remboursement est probablement nécessaire.\n\n"
+            ."Commande : {{numero_commande}}\n"
+            ."Date : {{date_commande}}\n"
+            ."Montant : {{montant}}\n"
+            ."Client : {{client_nom}}\n"
+            ."Email : {{client_email}}\n"
+            ."Réf. paiement : {{reference_paiement}}\n\n"
+            ."Veuillez procéder au remboursement du client dans les plus brefs délais.\n\n"
+            ."Jardin'enVie Artisan Semencier\n"
+            .'429 route des chaux, 26500 Bourg les Valence - Drôme';
+    }
+};