diff --git a/README.md b/README.md
index 8d1b146..7083d81 100644
--- a/README.md
+++ b/README.md
@@ -73,7 +73,7 @@ You can support the development of Prelude via
 
 ## Fast Forward
 
-Assuming you're using an Unix-like OS (`*BSD`, `GNU/Linux`, `OS X`, `Solaris`,
+Assuming you're using an Unix-like OS (`*BSD`, `GNU/Linux`, `macOS`, `Solaris`,
 etc), you already have Emacs 24.4+ installed, as well as `git` & `curl` you
 can skip the whole manual and just type in your favorite shell the
 following command: