diff --git a/cura/Scene/CuraSceneController.py b/cura/Scene/CuraSceneController.py
index c3aa3d0a7e..1d604b74b6 100644
--- a/cura/Scene/CuraSceneController.py
+++ b/cura/Scene/CuraSceneController.py
@@ -107,8 +107,8 @@ class CuraSceneController(QObject):
         """Either select or deselect an item"""
 
         modifiers = QApplication.keyboardModifiers()
-        ctrl_is_active = modifiers & Qt.ControlModifier
-        shift_is_active = modifiers & Qt.ShiftModifier
+        ctrl_is_active = modifiers & Qt.KeyboardModifier.ControlModifier
+        shift_is_active = modifiers & Qt.KeyboardModifier.ShiftModifier
 
         if ctrl_is_active:
             item = self._objects_model.getItem(index)
diff --git a/plugins/SimulationView/SimulationView.py b/plugins/SimulationView/SimulationView.py
index de13851f5d..532ef459c0 100644
--- a/plugins/SimulationView/SimulationView.py
+++ b/plugins/SimulationView/SimulationView.py
@@ -598,8 +598,8 @@ class SimulationView(CuraView):
 
     def event(self, event) -> bool:
         modifiers = QApplication.keyboardModifiers()
-        ctrl_is_active = modifiers & Qt.ControlModifier
-        shift_is_active = modifiers & Qt.ShiftModifier
+        ctrl_is_active = modifiers & Qt.KeyboardModifier.ControlModifier
+        shift_is_active = modifiers & Qt.KeyboardModifier.ShiftModifier
         if event.type == Event.KeyPressEvent and ctrl_is_active:
             amount = 10 if shift_is_active else 1
             if event.key == KeyEvent.UpKey:
diff --git a/plugins/SupportEraser/SupportEraser.py b/plugins/SupportEraser/SupportEraser.py
index d9b0aa8483..0a714396aa 100644
--- a/plugins/SupportEraser/SupportEraser.py
+++ b/plugins/SupportEraser/SupportEraser.py
@@ -53,7 +53,7 @@ class SupportEraser(Tool):
     def event(self, event):
         super().event(event)
         modifiers = QApplication.keyboardModifiers()
-        ctrl_is_active = modifiers & Qt.ControlModifier
+        ctrl_is_active = modifiers & Qt.KeyboardModifier.ControlModifier
 
         if event.type == Event.MousePressEvent and MouseEvent.LeftButton in event.buttons and self._controller.getToolsEnabled():
             if ctrl_is_active: