diff --git a/internal/model/member.go b/internal/model/member.go
index cf0a406..d324231 100644
--- a/internal/model/member.go
+++ b/internal/model/member.go
@@ -6,7 +6,7 @@ import (
 	"time"
 )
 
-type RoomMemberStatus uint64
+type RoomMemberStatus uint8
 
 const (
 	RoomMemberStatusUnknown RoomMemberStatus = iota
@@ -72,7 +72,7 @@ func (p RoomMemberPermission) Remove(permission RoomMemberPermission) RoomMember
 	return p &^ permission
 }
 
-type RoomMemberRole uint
+type RoomMemberRole uint8
 
 const (
 	RoomMemberRoleUnknown RoomMemberRole = iota
diff --git a/internal/model/room.go b/internal/model/room.go
index 86cd18b..7ffbc49 100644
--- a/internal/model/room.go
+++ b/internal/model/room.go
@@ -9,7 +9,7 @@ import (
 	"gorm.io/gorm"
 )
 
-type RoomStatus uint64
+type RoomStatus uint8
 
 const (
 	RoomStatusBanned  RoomStatus = 1
diff --git a/internal/model/user.go b/internal/model/user.go
index ad29065..17f28dd 100644
--- a/internal/model/user.go
+++ b/internal/model/user.go
@@ -11,7 +11,7 @@ import (
 	"gorm.io/gorm"
 )
 
-type Role uint
+type Role uint8
 
 const (
 	RoleBanned  Role = 1