diff --git a/README.asciidoc b/README.asciidoc
index 94fdf91..3fd79a6 100644
--- a/README.asciidoc
+++ b/README.asciidoc
@@ -26,7 +26,7 @@ firmware card, and a RAM Language card, as well as a
 simple clock card.
 
 +epple2+ is written in C++, and is designed to be buildable
-on Linux (gcc) or Windows (mingw). http://www.libsdl.org/[SDL]
+on Linux, Mac, or Windows (mingw). http://www.libsdl.org/[SDL]
 is the only dependency.
 
 +epple2+ is released under GPLv3.