diff --git a/README.md b/README.md
index b611455..0132f72 100644
--- a/README.md
+++ b/README.md
@@ -4,7 +4,7 @@
 
 This is a library that aims to provide simple GUI software development in Go. It runs on/requires:
 
-* Windows: cgo, mingw-w64, Windows XP and newer
+* Windows: cgo, mingw-w64 (regular MinGW won't work!), Windows XP and newer
 * Mac OS X: cgo, Mac OS X 10.7 and newer
 * other Unixes: cgo, GTK+ 3.4 and newer