diff --git a/day-9/main b/day-9/main
new file mode 100755
index 0000000..7e168fc
--- /dev/null
+++ b/day-9/main
@@ -0,0 +1,12 @@
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+
+"""Advent of Code 2025
+   Day 9
+"""
+
+def main():
+	print('Advent of Code 2025 - Day 9')
+
+if __name__ == '__main__':
+    main()