diff --git a/apps/wpm/migrations/0133_mlogbw_pre_info.py b/apps/wpm/migrations/0133_mlogbw_pre_info.py
deleted file mode 100644
index a29bae65..00000000
--- a/apps/wpm/migrations/0133_mlogbw_pre_info.py
+++ /dev/null
@@ -1,28 +0,0 @@
-from django.db import migrations, models
-
-
-class Migration(migrations.Migration):
-
-    dependencies = [
-        ('wpm', '0132_mlogbw_tooling_alter_mlogbw_equip'),
-    ]
-
-    operations = [
-        migrations.SeparateDatabaseAndState(
-            database_operations=[
-                # Column already exists in DB; ensure it has a server-side default
-                # so INSERT statements that omit the column don't violate NOT NULL.
-                migrations.RunSQL(
-                    sql="ALTER TABLE wpm_mlogbw ALTER COLUMN pre_info SET DEFAULT '{}'::jsonb",
-                    reverse_sql="ALTER TABLE wpm_mlogbw ALTER COLUMN pre_info DROP DEFAULT",
-                ),
-            ],
-            state_operations=[
-                migrations.AddField(
-                    model_name='mlogbw',
-                    name='pre_info',
-                    field=models.JSONField(blank=True, default=dict, verbose_name='预处理信息'),
-                ),
-            ],
-        ),
-    ]