diff --git a/functions/calculation_rules.py b/functions/calculation_rules.py
index 5e71ad3866008334ca6760b70b5c63db47f41609..64d76ee194f80f0f3a6b59a958481ce7ed283c00 100644
--- a/functions/calculation_rules.py
+++ b/functions/calculation_rules.py
@@ -4,4 +4,5 @@ File consists of several functions for the calculation rules of FAIR Quality KPI
 
 
 if __name__ == "__main__":
+    print("This script contains functions for calculating the FAIR Quality KPIs. It is not to be executed independently.")
     pass
\ No newline at end of file