diff --git a/mycode/main.py b/mycode/main.py
index 7adf7d1..2c8a795 100644
--- a/mycode/main.py
+++ b/mycode/main.py
@@ -30,7 +30,7 @@ def trans_to_json():
 
 def make_simple_csv_from_db(now: datetime):
     # 只查找当前月份更新的公众号数据
-    now_month_str = now.strftime('%Y-%m-%d 00:00:00')
+    now_month_str = now.strftime('%Y-%m-01 00:00:00')
     conn = sqlite3.connect(os.path.join(BASE_DIR, 'db_folder/test.db'))
     query = f"""
     SELECT