diff --git a/django_pesapal/migrations/0005_auto_20160503_1036.py b/django_pesapal/migrations/0005_auto_20160503_1036.py
new file mode 100644
index 0000000..2bd47d9
--- /dev/null
+++ b/django_pesapal/migrations/0005_auto_20160503_1036.py
@@ -0,0 +1,20 @@
+# -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+
+from django.db import models, migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('django_pesapal', '0004_auto_20150812_0051'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='transaction',
+            name='payment_method',
+            field=models.CharField(max_length=24, null=True),
+            preserve_default=True,
+        ),
+    ]
diff --git a/django_pesapal/models.py b/django_pesapal/models.py
index f141ee9..d827d9a 100644
--- a/django_pesapal/models.py
+++ b/django_pesapal/models.py
@@ -21,7 +21,7 @@ class Transaction(models.Model):
     amount = models.DecimalField(decimal_places=2, max_digits=10, default=0)
     created = models.DateTimeField(auto_now_add=True)
     payment_status = models.IntegerField(choices=TRANSACTION_STATUS, default=PENDING)
-    payment_method = models.CharField(max_length=16, null=True)
+    payment_method = models.CharField(max_length=24, null=True)
 
     class Meta:
         unique_together = (('merchant_reference', 'pesapal_transaction'),)