diff --git a/README.md b/README.md
index 3a4494a93de97a6c701f1e198d10ff202c0cc1fd..589bceabfdac667b370ba326fc35c43936552538 100644
--- a/README.md
+++ b/README.md
@@ -16,6 +16,7 @@ git clone https://git.xfel.eu/machineLearning/pes_to_spec.git
 cd pes_to_spec
 
 # create separate environment
+module load exfel exfel-python
 python -m venv env
 source env/bin/activate