diff --git a/qmlplugin/qmlplugin.pro b/qmlplugin/qmlplugin.pro
index 4baacc3..fb143f0 100644
--- a/qmlplugin/qmlplugin.pro
+++ b/qmlplugin/qmlplugin.pro
@@ -4,7 +4,7 @@ TARGET = qmlchartplugin
 CONFIG += qt plugin
 QT += declarative
 
-contains($$QT_MAJOR_VERSION, 5) {
+contains(QT_MAJOR_VERSION, 5) {
     DEFINES += QTQUICK2
 }