diff --git a/README.md b/README.md
index 5459be2938bc74aa3747565f946ecc2e6abb1d41..58177433d8f24871dc05587529fbc794c7de78c7 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,11 @@
 # Overlay Hackage Package Index for GHC HEAD
 
+The official repository is moved to https://gitlab.haskell.org/ghc/head.hackage
+
+https://mail.haskell.org/pipermail/ghc-devs/2019-July/017934.html
+
+---
+
 ## How to contribute
 
 Submit PRs with patch(es) relative to the source tarball(s) of