diff --git a/sql.go b/sql.go
index 42923b3..52b3f20 100644
--- a/sql.go
+++ b/sql.go
@@ -1222,7 +1222,7 @@ func getMsg(objId int64) (ChatWarsMessage, error) {
 func getObjSubTypeId(objId int64) (int64, error) {
 	var objSubTypeId int64
 
-	stmt, err := db.Prepare(`SELECT o.sub_type_id FROM obj o WHERE o.id = ?`)
+	stmt, err := db.Prepare(`SELECT o.obj_sub_type_id FROM obj o WHERE o.id = ?`)
 	if err != nil {
 		return 0, err
 	}