Index: sources/gui/qml/dialogs/AlarmDialog.qml
===================================================================
diff -u -r8f6ecb60abf6d47d4554cfd3019ca496d79b6f69 -r3e682c5afdadcf4dd2006e3d975fbee58e48619e
--- sources/gui/qml/dialogs/AlarmDialog.qml	(.../AlarmDialog.qml)	(revision 8f6ecb60abf6d47d4554cfd3019ca496d79b6f69)
+++ sources/gui/qml/dialogs/AlarmDialog.qml	(.../AlarmDialog.qml)	(revision 3e682c5afdadcf4dd2006e3d975fbee58e48619e)
@@ -1,6 +1,6 @@
 // Qt
 import QtQuick 2.12
-import QtGraphicalEffects 1.12
+import QtQuick.Effects
 
 // Project
 //  Qml imports
@@ -155,13 +155,9 @@
                     }
 
                     layer.enabled   : true
-                    layer.effect    : DropShadow { id: _dropShadow
-                        horizontalOffset: 0
-                        verticalOffset  : 3
+                    layer.effect    : RectangularShadow { id: _dropShadow
                         radius          : 3.0
-                        samples         : 7
                         color           : "#50000000"
-                        source          : _stepRect
                         anchors.fill    : _stepRect
                     }
                 }