diff --git a/readme.md b/readme.md
index 539d70a..4be67c5 100644
--- a/readme.md
+++ b/readme.md
@@ -1,3 +1,9 @@
 # XSS-Wormdemo based on "The MySpace Worm"
 
 https://samy.pl/myspace/tech.html
+
+To run:
+
+```
+go run main.go 1234
+```