diff --git a/api/api_v1/endpoints/query.py b/api/api_v1/endpoints/query.py
index 31cc298..0fff571 100644
--- a/api/api_v1/endpoints/query.py
+++ b/api/api_v1/endpoints/query.py
@@ -90,7 +90,7 @@ async def event_model(
             # 有分组
             for group, df_group in df.groupby(groupby):
                 df_group.reset_index(drop=True, inplace=True)
-                q['groups'].append(group)
+                q['groups'].append(str(group))
 
                 concat_data = []
                 for i in set(date_range) - set(df_group['date']):
@@ -101,7 +101,7 @@ async def event_model(
                 df_group = pd.concat([df_group, pd.DataFrame(concat_data, columns=df_group.columns)])
                 df_group.sort_values('date', inplace=True)
                 q['values'].append(df_group['values'].to_list())
-                q['sum'].append(int(df['values'].sum()))
+                q['sum'].append(int(df_group['values'].sum()))
 
         else:
             #     无分组