diff --git a/models/roles.go b/models/roles.go
index a0ecddb..e8a9c85 100644
--- a/models/roles.go
+++ b/models/roles.go
@@ -1,14 +1,20 @@
 package models
 
+import "time"
+
 type Role struct {
 	Id             string `gorm:"primaryKey;type:varchar(36)"`
 	OrganizationId string `gorm:"type:varchar(36)"`
 	Master         bool   `gorm:"type:tinyint(1)"`
 	Name           string `gorm:"type:varchar(255)"`
+	CreatedAt      time.Time
+	UpdatedAt      time.Time
 }
 
 type RolePermission struct {
 	Id         string `gorm:"primaryKey;type:varchar(36)"`
 	RoleId     string `gorm:"type:varchar(36)"`
 	Permission uint16 `gorm:"type:smallint"`
+	CreatedAt  time.Time
+	UpdatedAt  time.Time
 }