diff --git a/services/backend/apps/competition/migrations/0003_remove_competition_tasks.py b/services/backend/apps/competition/migrations/0003_remove_competition_tasks.py
new file mode 100644
index 0000000..b03500b
--- /dev/null
+++ b/services/backend/apps/competition/migrations/0003_remove_competition_tasks.py
@@ -0,0 +1,17 @@
+# Generated by Django 5.1.6 on 2025-03-01 13:49
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('competition', '0002_competition_tasks_alter_competition_participants_and_more'),
+    ]
+
+    operations = [
+        migrations.RemoveField(
+            model_name='competition',
+            name='tasks',
+        ),
+    ]
diff --git a/services/backend/apps/task/migrations/0003_competitiontask_max_attemps_and_more.py b/services/backend/apps/task/migrations/0003_competitiontask_max_attemps_and_more.py
new file mode 100644
index 0000000..039cbdf
--- /dev/null
+++ b/services/backend/apps/task/migrations/0003_competitiontask_max_attemps_and_more.py
@@ -0,0 +1,51 @@
+# Generated by Django 5.1.6 on 2025-03-01 13:49
+
+import apps.task.models
+import django.db.models.deletion
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('competition', '0003_remove_competition_tasks'),
+        ('task', '0002_alter_competitiontask_options_and_more'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='competitiontask',
+            name='max_attemps',
+            field=models.PositiveSmallIntegerField(default=0),
+        ),
+        migrations.AlterField(
+            model_name='competitiontask',
+            name='answer_file_path',
+            field=models.TextField(blank=True, default='stdout', null=True, verbose_name='куда сохранять решения'),
+        ),
+        migrations.AlterField(
+            model_name='competitiontask',
+            name='competition',
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='competition.competition'),
+        ),
+        migrations.AlterField(
+            model_name='competitiontask',
+            name='correct_answer_file',
+            field=models.FileField(blank=True, null=True, upload_to=apps.task.models.CompetitionTask.answer_file_upload_to, verbose_name='файл с правильным ответом'),
+        ),
+        migrations.AlterField(
+            model_name='competitiontask',
+            name='criteries',
+            field=models.JSONField(blank=True, null=True, verbose_name='критерии'),
+        ),
+        migrations.AlterField(
+            model_name='competitiontask',
+            name='title',
+            field=models.CharField(max_length=50, verbose_name='заголовок'),
+        ),
+        migrations.AlterField(
+            model_name='competitiontask',
+            name='type',
+            field=models.CharField(choices=[('input', 'Ввод правильного ответа'), ('checker', 'Вывод кода'), ('review', 'Ручная')], max_length=8, verbose_name='тип проверки'),
+        ),
+    ]
diff --git a/services/backend/apps/task/models.py b/services/backend/apps/task/models.py
index e03a31e..72bb349 100644
--- a/services/backend/apps/task/models.py
+++ b/services/backend/apps/task/models.py
@@ -20,7 +20,7 @@ class CompetitionTask(BaseModel):
     competition = models.ForeignKey(Competition, on_delete=models.CASCADE)
     title = models.CharField(verbose_name="заголовок", max_length=50)
     description = models.TextField(verbose_name="описание", max_length=300)
-    max_attemps = models.PositiveSmallIntegerField()
+    max_attemps = models.PositiveSmallIntegerField(default=0)
     type = models.CharField(
         choices=CompetitionTaskType, max_length=8, verbose_name="тип проверки"
     )
@@ -50,14 +50,6 @@ class CompetitionTask(BaseModel):
         blank=True,
         null=True,
         verbose_name="критерии",
-        default=lambda: [
-            {
-                "name": "CHANGE ME",
-                "slug": "CHANGE ME",
-                "max_value": 0,
-                "min_value": 0,
-            }
-        ],
     )
 
     def clean(self):