diff --git a/api/api_v1/endpoints/xquery.py b/api/api_v1/endpoints/xquery.py
index 5b8fe36..5d48d75 100644
--- a/api/api_v1/endpoints/xquery.py
+++ b/api/api_v1/endpoints/xquery.py
@@ -49,7 +49,7 @@ async def ltv_model_sql(
     quota = res['quota']
     df = await ckdb.query_dataframe(sql)
     df.fillna(0, inplace=True)
-    df.rename(columns={'date': '注册日期', 'cnt1': '角色数'}, inplace=True)
+    df.rename(columns={'date': '注册日期'}, inplace=True)
     if quota == '#account_id':
         df.rename(columns={'cnt1': '角色数'}, inplace=True)
     elif quota in ('#distinct_id',):