diff --git a/libraries/haskell-hinotify/README b/libraries/haskell-hinotify/README
index af75d8e167..4e559c757b 100644
--- a/libraries/haskell-hinotify/README
+++ b/libraries/haskell-hinotify/README
@@ -1,3 +1,5 @@
 inotify provides file system event notification, simply add a watcher to
 a file or directory and get an event when it is accessed or modified.
 This package provides haskell bindings for inotify.
+
+This requires ghc.