Update README.md

README.md

@@ -132,6 +132,12 @@ To get started with the model, you first need to make sure that `transformers` a
 pip install torchvision Pillow open_clip_torch
 ```
 
+⚠️ Please note that you need to install our customized transformers lib:
+```bash
+pip install git+https://github.com/jwyang/transformers.git@dev/jwyang-v4.48.2
+```
+See [here](https://github.com/microsoft/Magma?tab=readme-ov-file#installation) for the reason why you need this.
+
 Then you can run the following code:
 
 ```python