diff --git a/libs/partners/openai/langchain_openai/chat_models/batch.py b/libs/partners/openai/langchain_openai/chat_models/batch.py
index b1c269326f4..20eb4d1a814 100644
--- a/libs/partners/openai/langchain_openai/chat_models/batch.py
+++ b/libs/partners/openai/langchain_openai/chat_models/batch.py
@@ -209,7 +209,8 @@ class OpenAIBatchClient:
 
             if batch_info["status"] != BatchStatus.COMPLETED:
                 raise BatchError(
-                    f"Batch {batch_id} is not completed. Current status: {batch_info['status']}",
+                    f"Batch {batch_id} is not completed. "
+                     f"Current status: {batch_info['status']}",
                     batch_id=batch_id,
                     status=batch_info["status"],
                 )