diff --git a/README.md b/README.md
index f46715d..5485a27 100644
--- a/README.md
+++ b/README.md
@@ -333,6 +333,7 @@ Provided data: IPv4 hosts, sub/domains/whois, ports/banners/protocols, technolog
 
 - [Qubes OS](https://www.qubes-os.org/) - Qubes OS is a free and open-source security-oriented operating system meant for single-user desktop computing.
 - [Whonix](https://www.whonix.org) - Operating System designed for anonymity.
+- [Tails OS](https://tails.boum.org/) - Tails is a portable operating system that protects against surveillance and censorship. 
 
 ### Online resources