Index: sources/gui/qml/dialogs/NotificationDialog.qml
===================================================================
diff -u -ra5760947d3ed0d2748ba023a1c25e3c6aa0b1de1 -r6d9c4aac8f998f25825b18004350ce1217f70897
--- sources/gui/qml/dialogs/NotificationDialog.qml	(.../NotificationDialog.qml)	(revision a5760947d3ed0d2748ba023a1c25e3c6aa0b1de1)
+++ sources/gui/qml/dialogs/NotificationDialog.qml	(.../NotificationDialog.qml)	(revision 6d9c4aac8f998f25825b18004350ce1217f70897)
@@ -61,6 +61,7 @@
     // this behaviour does not look nice on the screen and it bounces
     visible : description && ! isSilenced
     radius  : Variables.dialogRadius
+    y: Math.round((Variables.applicationHeight - height) / 2)
 
     signal muteClicked()
     signal minimizeClicked()