diff --git a/backend/internal/storage/sql-roles.go b/backend/internal/storage/sql-roles.go
index 84c9d60..1109386 100644
--- a/backend/internal/storage/sql-roles.go
+++ b/backend/internal/storage/sql-roles.go
@@ -23,6 +23,7 @@ func (s *SQLRolesStore) GetByName(ctx context.Context, name string) (*Role, erro
 
 	return role, nil
 }
+
 func (s *SQLRolesStore) GetById(ctx context.Context, id int64) (*Role, error) {
 	ctx, cancel := context.WithTimeout(ctx, QueryTimeoutDuration)
 	defer cancel()
diff --git a/backend/internal/storage/sql-users.go b/backend/internal/storage/sql-users.go
index 1d6facf..77cd0a2 100644
--- a/backend/internal/storage/sql-users.go
+++ b/backend/internal/storage/sql-users.go
@@ -195,7 +195,7 @@ func (s *SQLUsersStore) delete(ctx context.Context, id int64, tx *sql.Tx) error
 	ctx, cancel := context.WithTimeout(ctx, QueryTimeoutDuration)
 	defer cancel()
 
-	res, err := s.db.ExecContext(ctx, query, id)
+	res, err := tx.ExecContext(ctx, query, id)
 	if err != nil {
 		return err
 	}