diff --git a/README.md b/README.md
index c5f79b73a..d7c6b37fc 100644
--- a/README.md
+++ b/README.md
@@ -71,7 +71,7 @@ Project stages:
 - [x] Joint dynamic mask input with VAE.
 - [ ] Add VQVAE from [VQGAN](https://github.com/CompVis/taming-transformers). 🙏 **[Need your contribution]**
 - [ ] Make the codebase ready for the cluster training. Add SLURM scripts. 🙏 **[Need your contribution]**
-- [x] Refactor VideoGPT. 🤝 Thanks to [@qqingzheng](https://github.com/qqingzheng), [@luo3300612](https://github.com/luo3300612)
+- [x] Refactor VideoGPT. 🤝 Thanks to [@qqingzheng](https://github.com/qqingzheng), [@luo3300612](https://github.com/luo3300612), [@sennnnn](https://github.com/sennnnn)
 - [x] Add sampling script.
 - [ ] Add DDP sampling script. ⌛ [WIP]
 - [x] Incorporate [SiT](https://github.com/willisma/SiT). 🤝 Thanks to [@khan-yin](https://github.com/khan-yin)
@@ -103,7 +103,7 @@ Project stages:
 - [ ] Finish data loading, and pre-processing utils. ⌛ [WIP]
 - [ ] Support memory friendly training.
   - [x] Add flash-attention2 from pytorch.
-  - [x] Add xformers.
+  - [x] Add xformers.  🤝 Thanks to [@jialin-zhao](https://github.com/jialin-zhao)
   - [x] Support mixed precision training.
   - [x] Add gradient checkpoint.
   - [x] Support for ReBased and Ring attention. 🤝 Thanks to [@kabachuha](https://github.com/kabachuha)