diff --git a/test/components/builders/test_chat_prompt_builder.py b/test/components/builders/test_chat_prompt_builder.py
index a8fb8bc5b..1c39922df 100644
--- a/test/components/builders/test_chat_prompt_builder.py
+++ b/test/components/builders/test_chat_prompt_builder.py
@@ -5,7 +5,7 @@ import pytest
 from haystack.components.builders.chat_prompt_builder import ChatPromptBuilder
 from haystack import component
 from haystack.core.pipeline.pipeline import Pipeline
-from haystack.dataclasses.chat_message import ChatMessage, ChatRole
+from haystack.dataclasses.chat_message import ChatMessage
 from haystack.dataclasses.document import Document
 
 
diff --git a/test/components/converters/test_csv_to_document.py b/test/components/converters/test_csv_to_document.py
index cfb955041..1b4a273ec 100644
--- a/test/components/converters/test_csv_to_document.py
+++ b/test/components/converters/test_csv_to_document.py
@@ -2,9 +2,6 @@
 #
 # SPDX-License-Identifier: Apache-2.0
 import logging
-from unittest.mock import patch
-import pandas as pd
-from pathlib import Path
 import os
 
 import pytest
diff --git a/test/core/pipeline/test_component_checks.py b/test/core/pipeline/test_component_checks.py
index d6dd9ffff..b98c3150e 100644
--- a/test/core/pipeline/test_component_checks.py
+++ b/test/core/pipeline/test_component_checks.py
@@ -4,7 +4,23 @@
 
 import pytest
 
-from haystack.core.pipeline.component_checks import *
+from haystack.core.pipeline.component_checks import (
+    all_predecessors_executed,
+    all_socket_predecessors_executed,
+    any_predecessors_provided_input,
+    any_socket_input_received,
+    any_socket_value_from_predecessor_received,
+    are_all_lazy_variadic_sockets_resolved,
+    are_all_sockets_ready,
+    can_component_run,
+    can_not_receive_inputs_from_pipeline,
+    has_any_trigger,
+    has_lazy_variadic_socket_received_all_inputs,
+    has_socket_received_all_inputs,
+    has_user_input,
+    is_any_greedy_socket_ready,
+    is_socket_lazy_variadic,
+)
 from haystack.core.pipeline.component_checks import _NO_OUTPUT_PRODUCED
 from haystack.core.component.types import InputSocket, OutputSocket, Variadic, GreedyVariadic
 
diff --git a/test/core/test_serialization.py b/test/core/test_serialization.py
index fd83122c3..45fbb7c64 100644
--- a/test/core/test_serialization.py
+++ b/test/core/test_serialization.py
@@ -1,8 +1,6 @@
 # SPDX-FileCopyrightText: 2022-present deepset GmbH <info@deepset.ai>
 #
 # SPDX-License-Identifier: Apache-2.0
-import datetime
-
 import sys
 from unittest.mock import Mock
 
diff --git a/test/evaluation/test_eval_run_result.py b/test/evaluation/test_eval_run_result.py
index d59ef9b63..055b1d718 100644
--- a/test/evaluation/test_eval_run_result.py
+++ b/test/evaluation/test_eval_run_result.py
@@ -1,7 +1,6 @@
 # SPDX-FileCopyrightText: 2022-present deepset GmbH <info@deepset.ai>
 #
 # SPDX-License-Identifier: Apache-2.0
-import json
 
 from haystack.evaluation import EvaluationRunResult
 import pytest