diff --git a/README.md b/README.md
index 4fd5c2a..469e106 100644
--- a/README.md
+++ b/README.md
@@ -14,7 +14,7 @@ any buffer copys in read/write. It also supports unmount and mouting of multiple
 You need to have FUSE installed
 
 * On Linux/Ubuntu `sudo apt-get install libfuse-dev`
-* On OSX install [OSXFuse](http://osxfuse.github.com/)
+* On OSX install [OSXFuse](http://osxfuse.github.com/) and pkg-config, `brew install pkg-config`
 
 ## Usage