diff --git a/README.md b/README.md
index a09526c..8f9d30a 100644
--- a/README.md
+++ b/README.md
@@ -53,7 +53,12 @@ print(preds)
 
 ```
 
-In Flax
+In order to use Flax's version of this model, currently it is necessary to install a particular branch of `transformers`:
+```
+pip install git+https://github.com/ydshieh/transformers.git@flax_vision_encoder_decoder
+```
+and it can be used as
+
 ```python
 
 import jax