diff --git a/create.sql b/create.sql
index b5ceb82..9284858 100644
--- a/create.sql
+++ b/create.sql
@@ -229,7 +229,7 @@ COMMENT ON COLUMN page.operate_at IS '操作时间';
 -- DROP TABLE IF EXISTS component;
 CREATE TABLE component (
     id SERIAL PRIMARY KEY,
-    global_uuid UUID DEFAULT uuid_generate_v4(),
+    global_uuid UUID NOT NULL DEFAULT gen_random_uuid(),
     visible_id VARCHAR(50) NOT NULL DEFAULT '',
     comment VARCHAR(500) NOT NULL DEFAULT '', 
     name VARCHAR(50) NOT NULL DEFAULT '', -- 可见字符即可