diff --git a/README.md b/README.md
index d477cf81..435aa517 100644
--- a/README.md
+++ b/README.md
@@ -27,7 +27,7 @@ Certimate 旨在为用户提供一个安全、简便的 SSL 证书管理解决
 默认账号：
 
 ```bash
-用户名：admin@essay.com
+用户名：admin@certimate.fun
 密码：1234567890
 ```
 
diff --git a/migrations/1724677539_update_admin.go b/migrations/1724677539_update_admin.go
new file mode 100644
index 00000000..fffa4dff
--- /dev/null
+++ b/migrations/1724677539_update_admin.go
@@ -0,0 +1,29 @@
+package migrations
+
+import (
+	"github.com/pocketbase/dbx"
+	"github.com/pocketbase/pocketbase/daos"
+	m "github.com/pocketbase/pocketbase/migrations"
+	"github.com/pocketbase/pocketbase/models"
+)
+
+func init() {
+	m.Register(func(db dbx.Builder) error {
+		// add up queries...
+		dao := daos.New(db)
+
+		admin := &models.Admin{}
+		admin.Email = "admin@certimate.fun"
+		admin.SetPassword("1234567890")
+		return dao.SaveAdmin(admin)
+	}, func(db dbx.Builder) error {
+		// add down queries...
+		dao := daos.New(db)
+
+		admin, _ := dao.FindAdminByEmail("admin@certimate.fun")
+		if admin != nil {
+			return dao.DeleteAdmin(admin)
+		}
+		return nil
+	})
+}