--- qsampler/trunk/src/src.pro	2012/12/29 00:21:11	2387
+++ qsampler/trunk/src/src.pro	2013/02/14 14:57:43	2415
@@ -115,5 +115,8 @@
 	CONFIG += $$(QMAKE_ARCHS)
 }
 
-# QT5 Support
-QT += widgets
+
+# QT5 support
+!lessThan(QT_MAJOR_VERSION, 5) {
+	QT += widgets
+}