diff --git a/instock/core/tablestructure.py b/instock/core/tablestructure.py
index 44c841f00..5e5a0452b 100644
--- a/instock/core/tablestructure.py
+++ b/instock/core/tablestructure.py
@@ -156,7 +156,7 @@
 
 CN_STOCK_SECTOR_FUND_FLOW = (('行业资金流', '概念资金流'),
                              ({'name': 'stock_sector_fund_flow_rank', 'cn': '今日',
-                              'columns': {'name': {'type': VARCHAR(20, _COLLATE), 'cn': '名称', 'size': 70},
+                              'columns': {'name': {'type': VARCHAR(30, _COLLATE), 'cn': '名称', 'size': 70},
                                           'change_rate': {'type': FLOAT, 'cn': '今日涨跌幅', 'size': 70},
                                           'fund_amount': {'type': BIGINT, 'cn': '今日主力净流入-净额', 'size': 100},
                                           'fund_rate': {'type': FLOAT, 'cn': '今日主力净流入-净占比', 'size': 70},