diff --git a/blog/migrations/0004_rename_analyticscode_blogsettings_analytics_code_and_more.py b/blog/migrations/0004_rename_analyticscode_blogsettings_analytics_code_and_more.py
deleted file mode 100644
index ceb1398..0000000
--- a/blog/migrations/0004_rename_analyticscode_blogsettings_analytics_code_and_more.py
+++ /dev/null
@@ -1,27 +0,0 @@
-# Generated by Django 4.2.1 on 2023-05-09 07:51
-
-from django.db import migrations
-
-
-class Migration(migrations.Migration):
-    dependencies = [
-        ('blog', '0003_blogsettings_comment_need_review'),
-    ]
-
-    operations = [
-        migrations.RenameField(
-            model_name='blogsettings',
-            old_name='analyticscode',
-            new_name='analytics_code',
-        ),
-        migrations.RenameField(
-            model_name='blogsettings',
-            old_name='beiancode',
-            new_name='beian_code',
-        ),
-        migrations.RenameField(
-            model_name='blogsettings',
-            old_name='sitename',
-            new_name='site_name',
-        ),
-    ]