diff --git a/app/Console/Kernel.php b/app/Console/Kernel.php
index 687937a..84be6f8 100644
--- a/app/Console/Kernel.php
+++ b/app/Console/Kernel.php
@@ -22,6 +22,7 @@ class Kernel extends ConsoleKernel
      */
     protected function schedule(Schedule $schedule)
     {
+        $schedule->job(DeleteOldCustomers::class)->dailyAt('22:50');
     }
 
     /**
diff --git a/app/Jobs/DeleteOlds/DeleteOldCustomers.php b/app/Jobs/DeleteOlds/DeleteOldCustomers.php
new file mode 100644
index 0000000..8be5666
--- /dev/null
+++ b/app/Jobs/DeleteOlds/DeleteOldCustomers.php
@@ -0,0 +1,23 @@
+<?php
+
+namespace App\Jobs\DeleteOlds;
+
+use App\Models\Customer;
+use Illuminate\Support\Facades\Log;
+
+/**
+ * Delete customers that are older than 36 months
+ */
+class DeleteOldCustomers
+{
+    /**
+     * Called when the job will be executed.
+     *
+     * @return void
+     */
+    public function handle()
+    {
+        Log::debug(__CLASS__ . ' Removing old customers');
+        Customer::query()->withTrashed()->where('last_connection', '<=', now()->subMonths(36))->forceDelete();
+    }
+}
diff --git a/app/Models/Customer.php b/app/Models/Customer.php
index 1639baf..bea08e4 100644
--- a/app/Models/Customer.php
+++ b/app/Models/Customer.php
@@ -70,6 +70,9 @@ class Customer extends Authenticatable implements MustVerifyEmail
         static::updating(function (self $model) {
             static::assertEmailIsUnique($model->id, $model->email);
         });
+        static::deleting(function () {
+            throw new \RuntimeException('This cannot be done à cause de MesBR');
+        });
         static::deleted(function (self $model) {
             if ($model->forceDeleting) {
                 if ($model->existsInCrm()) {