diff --git a/sql.go b/sql.go
index ce44598..0fd7b3e 100644
--- a/sql.go
+++ b/sql.go
@@ -80,7 +80,7 @@ func initDB() {
 
 	_, err = db.Exec(`CREATE TABLE obj_castle (
 							 obj_id				BIGINT UNSIGNED NOT NULL
-							,user_id            VARCHAR(32) NOT NULL
+							,logo               VARCHAR(32) NOT NULL
 							,name				VARCHAR(80) NOT NULL
 							,FOREIGN KEY (obj_id) REFERENCES obj(id) ON DELETE CASCADE
 						  ) ENGINE = InnoDB CHARSET=utf8mb4 COLLATE utf8mb4_unicode_ci;`)