diff --git a/src/wandbot/evaluation/eval/async_main.py b/src/wandbot/evaluation/eval/async_main.py
index 13fa49a..d219d5c 100644
--- a/src/wandbot/evaluation/eval/async_main.py
+++ b/src/wandbot/evaluation/eval/async_main.py
@@ -7,10 +7,11 @@
 import aiofiles
 import httpx
 import pandas as pd
-import wandb
 from llama_index.llms.openai import OpenAI
 from tenacity import retry, stop_after_attempt, wait_random_exponential
 from tqdm import tqdm
+
+import wandb
 from wandbot.evaluation.config import EvalConfig
 from wandbot.evaluation.eval.correctness import (
     CORRECTNESS_EVAL_TEMPLATE,
diff --git a/src/wandbot/rag/retrieval.py b/src/wandbot/rag/retrieval.py
index 065c791..1a72ac9 100644
--- a/src/wandbot/rag/retrieval.py
+++ b/src/wandbot/rag/retrieval.py
@@ -3,6 +3,7 @@
 from langchain.retrievers.document_compressors import CohereRerank
 from langchain_core.documents import Document
 from langchain_core.runnables import Runnable, RunnablePassthrough
+
 from wandbot.rag.utils import get_web_contexts
 from wandbot.retriever.base import VectorStore
 from wandbot.retriever.web_search import YouSearch, YouSearchConfig