diff --git a/counter/migrations/0034_alter_selling_date_selling_date_month_idx.py b/counter/migrations/0034_alter_selling_date_selling_date_month_idx.py
new file mode 100644
index 00000000..719b62de
--- /dev/null
+++ b/counter/migrations/0034_alter_selling_date_selling_date_month_idx.py
@@ -0,0 +1,15 @@
+# Generated by Django 5.2.3 on 2025-11-05 08:47
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+    dependencies = [("counter", "0033_invoicecall")]
+
+    operations = [
+        migrations.AlterField(
+            model_name="selling",
+            name="date",
+            field=models.DateTimeField(db_index=True, verbose_name="date"),
+        ),
+    ]
diff --git a/counter/models.py b/counter/models.py
index e08e3905..1e92612b 100644
--- a/counter/models.py
+++ b/counter/models.py
@@ -849,7 +849,7 @@ class Selling(models.Model):
         blank=False,
         on_delete=models.SET_NULL,
     )
-    date = models.DateTimeField(_("date"))
+    date = models.DateTimeField(_("date"), db_index=True)
     payment_method = models.CharField(
         _("payment method"),
         max_length=255,