diff --git a/examples/chat_message_history_example.py b/examples/chat_message_history_example.py
index 964016457..1f77f6be3 100644
--- a/examples/chat_message_history_example.py
+++ b/examples/chat_message_history_example.py
@@ -1,4 +1,4 @@
-from crewai import Agent, Task, Crew
+from crewai import Agent, Crew, Task
 from crewai.memory import ChatMessageHistory, MessageRole
 
 # Create a chat message history
diff --git a/tests/memory/chat_message_history_test.py b/tests/memory/chat_message_history_test.py
index 14e33c0ff..bdd303541 100644
--- a/tests/memory/chat_message_history_test.py
+++ b/tests/memory/chat_message_history_test.py
@@ -1,8 +1,9 @@
-import pytest
 from datetime import datetime
 
-from crewai.memory.chat_history.chat_message_history import ChatMessageHistory
+import pytest
+
 from crewai.memory.chat_history.chat_message import ChatMessage, MessageRole
+from crewai.memory.chat_history.chat_message_history import ChatMessageHistory
 
 
 @pytest.fixture