diff --git a/demo/multiclass_classification/README.md b/demo/multiclass_classification/README.md
index 4d66ee06a..72607de09 100644
--- a/demo/multiclass_classification/README.md
+++ b/demo/multiclass_classification/README.md
@@ -1,5 +1,7 @@
 Demonstrating how to use XGBoost accomplish Multi-Class classification task on [UCI Dermatology dataset](https://archive.ics.uci.edu/ml/datasets/Dermatology)
 
+Make sure you make make xgboost python module in ../../python
+
 1. Run runexp.sh
 ```bash
 ./runexp.sh