diff --git a/README.md b/README.md
index 1a3092e..64175d4 100644
--- a/README.md
+++ b/README.md
@@ -429,14 +429,14 @@ We sincerely thank colleagues from different roles at Bilibili, whose combined e
  - **Lu Wang** – Core author; worked on data processing and model evaluation, supporting model training and performance verification.
 
 ### Technical Contributors
- - **Yining Wang** - Core contributor; contributed to open-source code implementation and maintenance, supporting feature adaptation and community release.
+ - **Yining Wang** - Supporting contributor; contributed to open-source code implementation and maintenance, supporting feature adaptation and community release.
  - **Yong Wu** - Supporting contributor; worked on data processing and experimental support, ensuring data quality and efficiency for model training and iteration.
  - **Yaqin Huang** – Supporting contributor; contributed to systematic model evaluation and effect tracking, providing feedback to support iterative improvements.
- - **Yuelang Sun** – Recording engineer; provided professional support in audio recording and data collection, ensuring high-quality data for model training and evaluation.
+ - **Yunhan Xu** – Supporting contributor; provided guidance in recording and data collection, while also offering feedback from a product and operations perspective to improve usability and practical application.
+ - **Yuelang Sun** – Supporting contributor; provided professional support in audio recording and data collection, ensuring high-quality data for model training and evaluation.
 
 ### Community Contributors
  - **Yihuang Liang** - Engaged in community operations, documentation writing, and project promotion, helping IndexTTS reach a wider audience.
- - **Yunhan Xu** – Deeply familiar with model usage, provided key feedback on improving usability and making the model smoother to apply in practice.
 
 ### Technical Guidance
  - **Huyang Sun** - Provided strong support for the IndexTTS project, ensuring strategic alignment and resource backing.
diff --git a/docs/README_zh.md b/docs/README_zh.md
index be906ac..08ae9d9 100644
--- a/docs/README_zh.md
+++ b/docs/README_zh.md
@@ -361,11 +361,11 @@ tts.infer(voice, text, 'gen.wav')
  - **Yining Wang** – 技术贡献者；负责开源代码的实现与维护，支持功能适配与社区发布。
  - **Yong Wu** – 技术贡献者；参与数据处理与实验支持，保障模型训练的数据质量与迭代效率。
  - **Yaqin Huang** – 技术贡献者；参与系统性模型评估与效果跟进，提供反馈以支持迭代优化。
- - **Yuelang Sun** – 录音师；在音频录制与数据采集方面提供专业支持，保障模型训练与评测所需的高质量数据。
+ - **Yunhan Xu** – 技术贡献者；在录音与数据采集方面提供指导，并从产品与运营角度提出改进建议，提升模型的易用性与实际应用效果。
+ - **Yuelang Sun** – 技术贡献者；在音频录制与数据采集方面提供专业支持，保障模型训练与评测所需的高质量数据。
 
 ### 社区贡献者
  - **Yihuang Liang** – 参与社区运营、文档撰写与项目推广，帮助IndexTTS项目触达更广泛的用户。
- - **Yunhan Xu** – 对模型使用有深入理解，提出关键改进建议，使模型更易用并顺畅应用于实际场景。
 
 ### 技术指导
  - **Huyang Sun** – 对IndexTTS项目给予了大力支持，确保了项目的战略方向与资源保障。