diff -ur kroots-1.5.0.orig/src/krootsview.cpp kroots-1.5.0/src/krootsview.cpp
--- kroots-1.5.0.orig/src/krootsview.cpp	2010-01-03 00:25:12.000000000 +0300
+++ kroots-1.5.0/src/krootsview.cpp	2015-08-21 21:14:42.000000000 +0300
@@ -57,8 +57,8 @@
 	
 	if ( Settings::bool_showlabels())
 	{
-		graph->axis( KPlotWidget::BottomAxis )->setLabel("Real");
-		graph->axis( KPlotWidget::LeftAxis )->setLabel("Imaginary");
+		graph->axis( KPlotWidget::BottomAxis )->setLabel(i18n("Real"));
+		graph->axis( KPlotWidget::LeftAxis )->setLabel(i18n("Imaginary"));
 	} else {
 		graph->axis( KPlotWidget::BottomAxis )->setLabel("");
 		graph->axis( KPlotWidget::LeftAxis )->setLabel("");