diff --git a/README.md b/README.md
index dda70f85..2aac3a2d 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,7 @@
+# Note - this repository is no longer actively maintained.
+
+If you need an up-to-date version, please go to Andreas Buhr's fork at https://github.com/andreasbuhr/cppcoro
+
 # CppCoro - A coroutine library for C++
 
 The 'cppcoro' library provides a large set of general-purpose primitives for making use of the coroutines TS proposal described in [N4680](http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2017/n4680.pdf).