diff --git a/README.md b/README.md
index f738116..465818a 100644
--- a/README.md
+++ b/README.md
@@ -3,6 +3,12 @@ This repo contains the installation guide and EFI files required to get a perfec
 
 **This guide is not for models with Haswell 4th gen CPU**
 
+**The EFI folder and the patched ACPI were first created by [EchoEspirit](https://github.com/EchoEsprit/Hackintosh-Catalina-OpenCore-Lenovo-T450s-efi) and futher optimized by [i3p9](https://github.com/i3p9/Hackintosh-Catalina-OpenCore-Lenovo-T450s-efi). I tweaked a couple of things and fixed some errors that were happening on T450 + added Intel WiFi drivers from [Openintelwireless](https://github.com/OpenIntelWireless)**
+
+**I will try my best to keep the repo updated with the latest kexts and Opencore version**
+
+**This EFI works with Big Sur Beta 9 but compatibility with future versions is not guaranteed until i update the kexts and Opencore version that will support the latest version of Big Sur**
+
 ![img](https://img.shields.io/github/last-commit/racka98/Lenovo-Thinkpad-T450-T450s-Hackintosh-Guide-Catalina-with-Opencore.svg?color=green&label=last-commit) ![img](https://img.shields.io/badge/macOS%20support-Catalina--10.15.7-blue) ![img](https://img.shields.io/badge/Opencore%20version-0.6.2-red)
 
 ![About Mac Big Sur](https://imgur.com/xAIkJh0.png)