diff --git a/sapl/parlamentares/migrations/0031_auto_20200407_1406.py b/sapl/parlamentares/migrations/0031_auto_20200407_1406.py
new file mode 100644
index 000000000..874ea6733
--- /dev/null
+++ b/sapl/parlamentares/migrations/0031_auto_20200407_1406.py
@@ -0,0 +1,20 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.11.29 on 2020-04-07 17:06
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('parlamentares', '0030_auto_20190613_1133'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='partido',
+            name='sigla',
+            field=models.CharField(max_length=20, verbose_name='Sigla'),
+        ),
+    ]
diff --git a/sapl/parlamentares/models.py b/sapl/parlamentares/models.py
index 9f4cc4138..03d374e19 100644
--- a/sapl/parlamentares/models.py
+++ b/sapl/parlamentares/models.py
@@ -104,7 +104,7 @@ def logo_upload_path(instance, filename):
 
 @reversion.register()
 class Partido(models.Model):
-    sigla = models.CharField(max_length=9, verbose_name=_('Sigla'))
+    sigla = models.CharField(max_length=20, verbose_name=_('Sigla'))
     nome = models.CharField(max_length=50, verbose_name=_('Nome'))
     data_criacao = models.DateField(
         blank=True, null=True, verbose_name=_('Data Criação'))