diff --git a/openai_qa.py b/openai_qa.py
index 3b9826c..1aafcc1 100644
--- a/openai_qa.py
+++ b/openai_qa.py
@@ -18,7 +18,7 @@ from tenacity import retry, stop_after_attempt, wait_random_exponential
 from towhee.operator.base import PyOperator
 
 
-class OpenaiEmbeding(PyOperator):
+class OpenaiQA(PyOperator):
     def __init__(self, model_name='text-davinci-003', api_key=None):
         self._engine = model_name
         self._api_key = api_key