diff --git a/pysegcnn/preprocessing/sparcs.py b/pysegcnn/preprocessing/sparcs.py
index b92f1ddcb57d6cf39b18486d780fb830338c73e2..0f12f8a5a273000bbc95ce68f5b395c2f10d6cc7 100644
--- a/pysegcnn/preprocessing/sparcs.py
+++ b/pysegcnn/preprocessing/sparcs.py
@@ -1,4 +1,10 @@
-"""Functions to preprocess the Sparcs dataset.
+"""Command line script to preprocess the Sparcs dataset.
+
+After downloading the Sparcs dataset, from the repository's root directory run:
+
+    python pysegcnn/preprocessing/sparcs.py
+
+The above command will print the usage of the script.
 
 License
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