diff --git a/README.md b/README.md
index 9a6f40db8017097b09e3dd6dd9273160f418ba8a..fc13316d1ce18d107cb4f62a3f9becf27cdc5c58 100644
--- a/README.md
+++ b/README.md
@@ -6,6 +6,10 @@ Matrix SDK for Android, extracted from the Element Android application.
 
 The SDK is still in beta, and replaces the [legacy Matrix Android SDK](https://github.com/matrix-org/matrix-android-sdk) provided by Matrix.org
 
+## Important notice
+
+<b>For now, this project is an extract of the Matrix SDK module from Element Android. Please do not open a pull request on this project. If you want to propose a change on the SDK, please open a PR on https://github.com/vector-im/element-android. Thanks!</b>
+
 ## About
 
 This repository contains the matrix-android-sdk extracted from the project [Element Android](https://github.com/vector-im/element-android)