diff --git a/business/model/dao/dao_bz.go b/business/model/dao/dao_bz.go
index d9ad64b58..04d8fc97e 100644
--- a/business/model/dao/dao_bz.go
+++ b/business/model/dao/dao_bz.go
@@ -54,7 +54,11 @@ func UpdateEntityByKV(db *DaoDB, item interface{}, kvs map[string]interface{}, c
 			qs = qs.Filter(k, v)
 		}
 	}
-
+	for k, v := range kvs {
+		if k == "jdCategoryID" && (v == "" || v == nil) {
+			delete(kvs, k)
+		}
+	}
 	num, err = qs.Update(kvs)
 	if err != nil && !IsDuplicateError(err) {
 		globals.SugarLogger.Errorf("UpdateEntityByKV %s failed with error:%v", reflect.TypeOf(item).Name(), err)