diff --git a/make/qt-defs.mk b/make/qt-defs.mk
index dde2baa0..f71d39b0 100644
--- a/make/qt-defs.mk
+++ b/make/qt-defs.mk
@@ -9,7 +9,6 @@ CPPFLAGS              += -DQT_THREAD_SUPPORT
 #QT_VERSION             = $(shell dpkg -s libqtcore4 | sed '^CVersion:/ !d; s/Version: *//')
 #endif
 #QT_MAJOR_VERSION      ?= $(shell echo $(QT_VERSION) | cut -d\. -f1)
-#CPPFLAGS              += -D_QT_MAJOR_=$(QT_MAJOR_VERSION)
 #
 #ifeq ($(QT_MAJOR_VERSION),2)
 #	QT_PREFIX             ?= /usr/lib/qt2
@@ -67,6 +66,7 @@ CPPFLAGS              += -DQT_THREAD_SUPPORT
 	
 	#Qt5Designer  \
 
+ifeq ($(QT_MAJOR_VERSION),5)
 QT_MODULES = \
 	Qt5Concurrent  \
 	Qt5Core  \
@@ -92,6 +92,31 @@ QT_MODULES = \
 	Qt5X11Extras  \
 	Qt5XmlPatterns  \
 	Qt5Xml
+else
+QT_MODULES = \
+	Qt3Support \
+	QtCLucene \
+	QtCore \
+	QtDBus \
+	QtDeclarative \
+	QtDesignerComponents \
+	QtDesigner \
+	QtGui \
+	QtHelp \
+	QtMultimedia \
+	QtNetwork \
+	QtOpenGL \
+	QtScript \
+	QtScriptTools \
+	QtSql \
+	QtSvg \
+	QtTest \
+	QtUiTools \
+	QtWebKit \
+	QtXmlPatterns \
+	QtXml
+
+endif
 
 QT_BIN_PREFIX         ?= $(shell pkg-config --variable=host_bins $(QT_MODULES))
 MOC                   ?= $(QT_BIN_PREFIX)/bin/moc
@@ -99,6 +124,7 @@ UIC                   ?= $(QT_BIN_PREFIX)/bin/uic
 RCC                   ?= $(QT_BIN_PREFIX)/bin/rcc
 LPPFLAGS              += $(QT_LDFLAGS) $(shell pkg-config --libs $(QT_MODULES))
 INCLUDE               += $(QT_LDFLAGS) $(shell pkg-config --cflags $(QT_MODULES))
+CPPFLAGS              += -D_QT_MAJOR_=$(QT_MAJOR_VERSION)
 
 # ------------------------------- ytools defs