diff --git a/XSS Injection/README.md b/XSS Injection/README.md
index 9d68654..8309a2d 100644
--- a/XSS Injection/README.md	
+++ b/XSS Injection/README.md	
@@ -1255,3 +1255,4 @@ anythinglr00%3c%2fscript%3e%3cscript%3ealert(document.domain)%3c%2fscript%3euxld
 - [mXSS Attacks: Attacking well-secured Web-Applications by using innerHTML Mutations - Mario Heiderich, Jörg Schwenk, Tilman Frosch, Jonas Magazinius, Edward Z. Yang](https://cure53.de/fp170.pdf)
 - [Self Closing Script](https://twitter.com/PortSwiggerRes/status/1257962800418349056)
 - [Bypass < with ＜](https://hackerone.com/reports/639684)
+- [Bypassing Signature-Based XSS Filters: Modifying Script Code](https://portswigger.net/support/bypassing-signature-based-xss-filters-modifying-script-code)