diff --git a/manabi_django/manabi_migrations/migrations/0002_alter_lock_token.py b/manabi_django/manabi_migrations/migrations/0002_alter_lock_token.py
new file mode 100644
index 0000000..ef339ed
--- /dev/null
+++ b/manabi_django/manabi_migrations/migrations/0002_alter_lock_token.py
@@ -0,0 +1,17 @@
+# Generated by Django 4.2.13 on 2024-11-21 17:32
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        ("manabi_migrations", "0001_initial"),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name="lock",
+            name="token",
+            field=models.CharField(max_length=255, primary_key=True, serialize=False),
+        ),
+    ]
diff --git a/manabi_django/manabi_migrations/models.py b/manabi_django/manabi_migrations/models.py
index 7387f68..0357a79 100644
--- a/manabi_django/manabi_migrations/models.py
+++ b/manabi_django/manabi_migrations/models.py
@@ -2,7 +2,7 @@
 
 
 class Lock(models.Model):
-    token = models.CharField(max_length=128, primary_key=True)
+    token = models.CharField(max_length=255, primary_key=True)
     data = models.JSONField()
 
     class Meta: