diff --git a/README b/README
index aad1ba6..ff1294a 100644
--- a/README
+++ b/README
@@ -36,7 +36,7 @@ Build QGroundControl
 --------------------
 1) From the terminal go to the `groundcontrol` directory
 
-2) Run `qmake`
+2) Run `qmake -spec macx-g++`
 
 3) Run `make -j8`