diff --git a/src/build/generate_starchart.py b/src/build/generate_starchart.py
index b7ac39c..7a93a2e 100755
--- a/src/build/generate_starchart.py
+++ b/src/build/generate_starchart.py
@@ -9,7 +9,11 @@
 #       +                  +                +             ███
 #  +   ▀████████████████████████████████████████████████████▀
 #
-# This script requires the following file in the extra/ directory:
+# This script generates the file /src/data/stars.in.
+#
+# You do not have to run it unless you wish to change the stars.in file.
+#
+# It requires the following file in the extra/ directory:
 # https://github.com/astronexus/HYG-Database/blob/cbd21013d2bb89732b893be357a6f41836dbe614/hyg/CURRENT/hygdata_v41.csv
 
 import csv