diff --git a/qad/graphic/graphic.cpp b/qad/graphic/graphic.cpp
index 6b3044b..02f7e12 100644
--- a/qad/graphic/graphic.cpp
+++ b/qad/graphic/graphic.cpp
@@ -26,8 +26,12 @@ Graphic::Graphic(QWidget * parent): QFrame(parent), canvas(0), line_x_min(this),
 	trans->load(":/lang/qad_graphic_" + QLocale::system().name().left(2));
 	if (trans->isEmpty())
 		trans->load("lang/qad_graphic_" + QLocale::system().name().left(2));
+#if QT_VERSION >= 0x050000
 	if (!qApp->installTranslator(trans))
 		delete trans;
+#else
+	qApp->installTranslator(trans);
+#endif
 	gesture_angle = 45.;
 	leg_update = true;
 	visible_update = fullscr = need_mouse_pan = false;