Increase size of monetary decimal fields

src/pretix/plugins/banktransfer/migrations/0008_alter_banktransaction_amount.py

@@ -0,0 +1,18 @@
+# Generated by Django 3.2.18 on 2023-03-16 20:23
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('banktransfer', '0007_refundexport'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='banktransaction',
+            name='amount',
+            field=models.DecimalField(decimal_places=2, max_digits=13),
+        ),
+    ]

src/pretix/plugins/banktransfer/models.py

@@ -83,7 +83,7 @@ class BankTransaction(models.Model):
     checksum = models.CharField(max_length=190, db_index=True)
     payer = models.TextField(blank=True)
     reference = models.TextField(blank=True)
-    amount = models.DecimalField(max_digits=10, decimal_places=2)
+    amount = models.DecimalField(max_digits=13, decimal_places=2)
     date = models.CharField(max_length=50)
     date_parsed = models.DateField(null=True)
     iban = models.CharField(max_length=250, blank=True)