diff --git a/src/main/resources/com/chinaunicom/zyhy/ebtp/coscoEvaluate.dao/mapper/CoscoEvaluateTaskSupplierMapper.xml b/src/main/resources/com/chinaunicom/zyhy/ebtp/coscoEvaluate.dao/mapper/CoscoEvaluateTaskSupplierMapper.xml
index d250016..aeeed55 100644
--- a/src/main/resources/com/chinaunicom/zyhy/ebtp/coscoEvaluate.dao/mapper/CoscoEvaluateTaskSupplierMapper.xml
+++ b/src/main/resources/com/chinaunicom/zyhy/ebtp/coscoEvaluate.dao/mapper/CoscoEvaluateTaskSupplierMapper.xml
@@ -55,7 +55,7 @@
         cets.create_time,
         cets.update_by,
         cets.update_time,
-        cc.category_name ,
+        case when cc.category_name is null then '未指定' else cc.category_name end as category_name,
         cets.last_update_time,
         csb.name as supplier_name
         from cosco_evaluate_task_supplier cets