diff --git a/constants/constant.js b/constants/constant.js
index d4d75fb..c4a9e51 100644
--- a/constants/constant.js
+++ b/constants/constant.js
@@ -131,6 +131,7 @@ export const SUMMARY_PROMPT = `# Role: Web Content Summarization Assistant
 4. Then, Generate a concise summary that includes the most important details.
 5. Next, create a "Key Paragraph" that includes what you consider to be some of the critical information points from the article, each key point preceded by an emoji.
 6. Finally, Review the summary for accuracy and completeness. Don't include the URL of the current webpage in the summary review.
+7. The output content is guaranteed to be in Chinese.
 
 ## Init
 在第一次对话中，请直接输出以下：您好！我将联合R插件为您提供简洁明了的网页内容。`