diff --git a/docs/contributing/README.md b/docs/contributing/README.md
index 2aaddb40d..98f35b1d4 100644
--- a/docs/contributing/README.md
+++ b/docs/contributing/README.md
@@ -15,7 +15,9 @@ source .venv/bin/activate
 ```
 ### Development Environment for vLLM
 
-vLLM-Omni is built on top of the stable release 0.11.0 of vLLM. You may install `vllm==0.11.0` directly or install the library from source if you need to check, modify or debug with source code of vLLM.
+vLLM-Omni is built on top of the stable release 0.12.0 of vLLM. You may install `vllm==0.12.0` directly or install the library from source if you need to check, modify or debug with source code of vLLM.
+
+The release 0.12.0 of vLLM is based on PyTorch 2.9.0 which requires CUDA 12.9 environment.
 
 ### Development Environment for vLLM-Omni