Mark as inactive
diff --git a/README.txt b/README.txt
index b0980b3..4cb19f7 100644
--- a/README.txt
+++ b/README.txt
@@ -1,3 +1,6 @@
+This repository is no longer active - Emscripten is now based
+on the upstream llvm WebAssembly backend.
+
 Low Level Virtual Machine (LLVM)
 ================================