diff --git a/src/qibolab/_core/parameters.py b/src/qibolab/_core/parameters.py
index 1fb0f8d36..6d591b031 100644
--- a/src/qibolab/_core/parameters.py
+++ b/src/qibolab/_core/parameters.py
@@ -7,12 +7,7 @@
 from collections.abc import Callable, Iterable
 from typing import Annotated, Any, Union
 
-from pydantic import (
-    BeforeValidator,
-    Field,
-    PlainSerializer,
-    TypeAdapter,
-)
+from pydantic import BeforeValidator, Field, PlainSerializer, TypeAdapter
 from pydantic_core import core_schema
 from typing_extensions import NotRequired, TypedDict