diff --git a/README.md b/README.md
index a84e9da..f1b3cb8 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-# Steam Deck Tools
+# (Unofficial) Steam Deck Tools
 
 This repository contains my own personal set of tools to help running Windows on Steam Deck.
 
@@ -323,6 +323,8 @@ You might also run `scripts/test_debug.bat` which will build and run built versi
 
 Kamil Trzciński, 2022
 
+Steam Deck Tools is not affiliated with Valve, Steam, or any of their partners.
+
 ## License
 
 [Creative Commons Attribution-NonCommercial (CC-BY-NC)](://creativecommons.org/licenses/by-nc/4.0/).