diff --git a/app/Http/Controllers/CustomerController.php b/app/Http/Controllers/CustomerController.php
index 2850d9d..8f16e7e 100644
--- a/app/Http/Controllers/CustomerController.php
+++ b/app/Http/Controllers/CustomerController.php
@@ -152,7 +152,7 @@ class CustomerController extends Controller
         /** @var Customers|null */
         $customer = Customers::where('email', $request->email)->first();
 
-        if ($customer && $customer->isNoLongerEmployed()) {
+        if ($customer and $customer->isNoLongerEmployed()) {
             $customer->remember_token = null;
             $customer->saveOrFail();
             return back()->withErrors(
diff --git a/app/Models/Customers.php b/app/Models/Customers.php
index f941748..96f349f 100644
--- a/app/Models/Customers.php
+++ b/app/Models/Customers.php
@@ -132,7 +132,7 @@ class Customers extends Authenticatable
      */
     public function isNoLongerEmployed()
     {
-        if (!$this->salarie->end_date) {
+        if (!$this->salarie or !$this->salarie->end_date) {
             return false;
         }
         return Carbon::parse($this->salarie->end_date)->lessThanOrEqualTo(Carbon::now());