diff --git a/src/gui/partresizerwidget.cpp b/src/gui/partresizerwidget.cpp
index af18672..e96d284 100644
--- a/src/gui/partresizerwidget.cpp
+++ b/src/gui/partresizerwidget.cpp
@@ -183,7 +183,7 @@ void PartResizerWidget::paintEvent(QPaintEvent*)
 	// disable mouse over and focus state
 	opt.state &= ~QStyle::State_MouseOver;
 	opt.state &= ~QStyle::State_HasFocus;
-	opt.rect.adjust(handleWidth(), 0, -handleWidth() - 1, -1);
+	opt.rect.adjust(handleWidth(), 0, -handleWidth() - 1, 0);
 	style()->drawControl(QStyle::CE_ShapedFrame, &opt, &painter, this);
 }