diff --git a/README.md b/README.md
index 7d1c88d..7617906 100644
--- a/README.md
+++ b/README.md
@@ -229,7 +229,7 @@ A modern, free web-based translation app powered by the DeepLX API. Features inc
 3. Open Zotero settings and navigate to the Services section under Translation
 4. Configure the translation service as DeepLX (API) and set the endpoint to `https://dplx.xi-xu.me/translate` after clicking the config button
 
-### [PDFMathTranslate（pdf2zh）](https://github.com/Byaidu/PDFMathTranslate) (Open-source PDF document translation tool)
+### [PDFMathTranslate (pdf2zh)](https://github.com/Byaidu/PDFMathTranslate) (Open-source PDF document translation tool)
 
 Refer to [Advanced Options](https://github.com/Byaidu/PDFMathTranslate?tab=readme-ov-file#advanced-options) and [Translate with different services](https://github.com/Byaidu/PDFMathTranslate/blob/main/docs/ADVANCED.md#translate-with-different-services).