diff --git a/src/controls/Action.qml b/src/controls/Action.qml
--- a/src/controls/Action.qml
+++ b/src/controls/Action.qml
@@ -84,7 +84,7 @@
      */
     property bool expandible: false
 
-    property QtObject parent
+    property Controls.Action parent
 
     default property alias children: root.__children
     property list<QtObject> __children
diff --git a/src/controls/private/ActionsMenu.qml b/src/controls/private/ActionsMenu.qml
--- a/src/controls/private/ActionsMenu.qml
+++ b/src/controls/private/ActionsMenu.qml
@@ -18,7 +18,7 @@
  */
 
 import QtQuick 2.3
-import QtQuick.Controls 2.2 as Controls
+import QtQuick.Controls 2.4 as Controls
 import org.kde.kirigami 2.4 as Kirigami
 
 Controls.Menu
@@ -30,7 +30,7 @@
     //renamed to work on both Qt 5.9 and 5.10
     property Component itemDelegate: ActionMenuItem {}
     property Component separatorDelegate: Controls.MenuSeparator { }
-    property QtObject parentAction
+    property Controls.Action parentAction
     property Controls.MenuItem parentItem
 
     Item {
@@ -42,7 +42,7 @@
 
         active: theMenu.visible
         delegate: QtObject {
-            readonly property QtObject action: modelData
+            readonly property Controls.Action action: modelData
             property QtObject item: null
 
             function create() {
diff --git a/src/controls/private/PrivateActionToolButton.qml b/src/controls/private/PrivateActionToolButton.qml
--- a/src/controls/private/PrivateActionToolButton.qml
+++ b/src/controls/private/PrivateActionToolButton.qml
@@ -19,7 +19,7 @@
 
 import QtQuick 2.7
 import QtQuick.Layouts 1.2
-import QtQuick.Controls 2.2 as Controls
+import QtQuick.Controls 2.4 as Controls
 import org.kde.kirigami 2.4
 
 Controls.ToolButton {
@@ -41,7 +41,7 @@
     flat: !control.kirigamiAction || !control.kirigamiAction.icon.color.a
     //TODO: replace with upstream action when we depend on Qt 5.10
     //TODO: upstream action makes the style to re-draw the content, it'd be ideal except for the custom dropDown icon needed for actionsMenu
-    property QtObject kirigamiAction
+    property Controls.Action kirigamiAction
     property bool showText: true
     property bool showMenuArrow: true
     property alias menu: menu