diff --git a/sources/diagramview.cpp b/sources/diagramview.cpp
index 86808d6ad..ba489b129 100644
--- a/sources/diagramview.cpp
+++ b/sources/diagramview.cpp
@@ -501,7 +501,7 @@ void DiagramView::mousePressEvent(QMouseEvent *e)
 */
 void DiagramView::mouseMoveEvent(QMouseEvent *e)
 {
-	setToolTip(tr("(Dev) X: %1 Y: %2").arg(e->pos().x()).arg(e->pos().y()));
+	setToolTip(tr("X: %1 Y: %2").arg(e->pos().x()).arg(e->pos().y()));
 	if (m_event_interface && m_event_interface->mouseMoveEvent(e)) return;
 
 		// Drag the view