diff --git a/autogpt/agent/agent_manager.py b/autogpt/agent/agent_manager.py
index e4bfb126..79375ea8 100644
--- a/autogpt/agent/agent_manager.py
+++ b/autogpt/agent/agent_manager.py
@@ -1,6 +1,6 @@
 """Agent manager for managing GPT agents"""
 from __future__ import annotations
-
+from typing import Union
 from autogpt.llm_utils import create_chat_completion
 from autogpt.config.config import Singleton