diff --git a/langchain/llms/openai.py b/langchain/llms/openai.py
index 8716c0e3041..6bb73122fe9 100644
--- a/langchain/llms/openai.py
+++ b/langchain/llms/openai.py
@@ -163,6 +163,7 @@ class BaseOpenAI(BaseLLM, BaseModel):
                 | retry_if_exception_type(openai.error.APIError)
                 | retry_if_exception_type(openai.error.APIConnectionError)
                 | retry_if_exception_type(openai.error.RateLimitError)
+                | retry_if_exception_type(openai.error.ServiceUnavailableError)
             ),
             before_sleep=before_sleep_log(logger, logging.WARNING),
         )