Update README.md

README.md

@@ -94,6 +94,7 @@ If you are not using Linux, you might not be able to install `decord` from PyPI.
 Here we show a code snippet to show you how to use the chat model with `transformers` and `qwen_vl_utils`:
 
 ```python
+# pip install "transformers==4.49.*"
 from transformers import Qwen2_5_VLForConditionalGeneration, AutoTokenizer, AutoProcessor
 from qwen_vl_utils import process_vision_info