diff --git a/mem0/llms/vllm.py b/mem0/llms/vllm.py
index 8ff51fce..bf66d4aa 100644
--- a/mem0/llms/vllm.py
+++ b/mem0/llms/vllm.py
@@ -1,6 +1,8 @@
 import json
 import os
 from typing import Dict, List, Optional
+from openai import OpenAI
+
 
 from mem0.configs.llms.base import BaseLlmConfig
 from mem0.llms.base import LLMBase