diff --git a/src/f3dasm/_src/optimization/optimizer.py b/src/f3dasm/_src/optimization/optimizer.py
index 0e4a6e0f..38ce1f08 100644
--- a/src/f3dasm/_src/optimization/optimizer.py
+++ b/src/f3dasm/_src/optimization/optimizer.py
@@ -8,7 +8,6 @@
 from __future__ import annotations
 
 # Standard
-from dataclasses import dataclass
 from typing import (Any, ClassVar, Dict, Iterable, List, Optional, Protocol,
                     Tuple)