diff --git a/README.md b/README.md
index 30f8c0b..5ebf832 100644
--- a/README.md
+++ b/README.md
@@ -30,6 +30,9 @@ pip install vllm
 python -m vllm.entrypoints.openai.api_server --model instructlab/granite-7b-lab --tensor-parallel-size 1
 ```
 
+> Note: You may need to be specific about which Python version you use for your virtual environment.
+> e.g. `python3.11 -m venv venv` is supported.
+
 In another shell window
 
 ```shell
@@ -104,4 +107,4 @@ eval_output/
         └── reference_answer
             └── instructlab
                 └── granite-7b-lab.jsonl
-```
\ No newline at end of file
+```
diff --git a/requirements.txt b/requirements.txt
index 5174093..1779813 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -10,3 +10,4 @@ accelerate
 pandas
 pandas-stubs
 lm-eval>=0.4.2
+instructlab