diff --git a/cars/models.py b/cars/models.py
index 43ee306..dcacae9 100644
--- a/cars/models.py
+++ b/cars/models.py
@@ -1,6 +1,10 @@
 from django.db import models
+from datetime import datetime
 
-
+def get_year_choices():
+    current_year = datetime.now().year
+    return [(str(ano), str(ano)) for ano in range(current_year + 1, current_year - 100, -1)]
+    
 class Brand(models.Model):
     id = models.AutoField(primary_key=True)
     name = models.CharField(max_length=200)
@@ -13,8 +17,8 @@ class Car(models.Model):
     id = models.AutoField(primary_key=True)
     model = models.CharField(max_length=200)
     brand = models.ForeignKey(Brand, on_delete=models.PROTECT, related_name='car_brand')
-    factory_year = models.IntegerField(blank=True, null=True)
-    model_year = models.IntegerField(blank=True, null=True)
+    factory_year = models.CharField(max_length=4, choices=get_year_choices(), default=str(datetime.now().year))
+    model_year = models.CharField(max_length=4, choices=get_year_choices(), default=str(datetime.now().year))
     plate = models.CharField(max_length=10, blank=True, null=True)
     value = models.FloatField(blank=True, null=True)
     photo = models.ImageField(upload_to='cars/', blank=True, null=True)