diff --git a/metagpt/actions/prepare_interview.py b/metagpt/actions/prepare_interview.py
index 8206fd6a6..b2704616e 100644
--- a/metagpt/actions/prepare_interview.py
+++ b/metagpt/actions/prepare_interview.py
@@ -1,3 +1,10 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+"""
+@Time    : 2023/9/19 15:02
+@Author  : DevXiaolan
+@File    : prepare_interview.py
+"""
 from metagpt.actions import Action
 
 PROMPT_TEMPLATE = """
@@ -7,7 +14,7 @@ PROMPT_TEMPLATE = """
 ## Format example
 ---
 Q1: question 1 here
-Reffrences:
+References:
   - point 1
   - point 2
 
@@ -21,11 +28,13 @@ Attention: Provide as markdown block as the format above, at least 10 questions.
 """
 
 # prepare for a interview
+
+
 class PrepareInterview(Action):
     def __init__(self, name, context=None, llm=None):
         super().__init__(name, context, llm)
 
-    async def run(self,context):
+    async def run(self, context):
         prompt = PROMPT_TEMPLATE.format(context=context)
         question_list = await self._aask_v1(prompt)
-        return question_list
\ No newline at end of file
+        return question_list