diff --git a/internal/db/relation.go b/internal/db/relation.go
index cc89be1..6fdc43f 100644
--- a/internal/db/relation.go
+++ b/internal/db/relation.go
@@ -15,9 +15,6 @@ func GetRoomUserRelation(roomID, userID string) (*model.RoomUserRelation, error)
 		Role:        model.RoomRoleUser,
 		Permissions: model.DefaultPermissions,
 	}).FirstOrInit(roomUserRelation).Error
-	if err != nil && errors.Is(err, gorm.ErrRecordNotFound) {
-		return roomUserRelation, errors.New("room or user not found")
-	}
 	return roomUserRelation, err
 }
 
diff --git a/internal/op/user.go b/internal/op/user.go
index 2a2a496..582a270 100644
--- a/internal/op/user.go
+++ b/internal/op/user.go
@@ -56,7 +56,7 @@ func (u *User) IsPending() bool {
 }
 
 func (u *User) HasPermission(roomID string, permission model.Permission) bool {
-	if u.Role >= model.RoleAdmin {
+	if u.IsAdmin() {
 		return true
 	}
 	ur, err := db.GetRoomUserRelation(roomID, u.ID)