diff --git a/qgroundcontrol.pro b/qgroundcontrol.pro
index 1eae968a89cb18944f8b6051b5d8253b73796144..cb224749d7e132d00399e87452e7ad55360a4244 100644
--- a/qgroundcontrol.pro
+++ b/qgroundcontrol.pro
@@ -35,7 +35,7 @@ TEMPLATE = app
 TARGET = qgroundcontrol
 BASEDIR = $$IN_PWD
 TARGETDIR = $$OUT_PWD
-BUILDDIR = $$TARGET_DIR/build
+BUILDDIR = $$TARGETDIR/build
 LANGUAGE = C++
 CONFIG += debug_and_release \
     console