diff --git a/share/qtcreator/qmldesigner/effectMakerQmlSources/EffectNodesComboBox.qml b/share/qtcreator/qmldesigner/effectMakerQmlSources/EffectNodesComboBox.qml
index 6d1b1cec960..b076e152cc0 100644
--- a/share/qtcreator/qmldesigner/effectMakerQmlSources/EffectNodesComboBox.qml
+++ b/share/qtcreator/qmldesigner/effectMakerQmlSources/EffectNodesComboBox.qml
@@ -47,7 +47,7 @@ StudioControls.ComboBox {
 
         width: row.width + 2 // 2: scrollView left and right 1px margins
         height: Math.min(800, Math.min(row.height + 2, Screen.height - y - 40)) // 40: some bottom margin to cover OS bottom toolbar
-        flags: Qt.Popup | Qt.FramelessWindowHint
+        flags: Qt.Dialog | Qt.FramelessWindowHint
 
         onActiveFocusItemChanged: {
             if (!window.activeFocusItem && !root.indicator.hover && root.popup.opened)
diff --git a/share/qtcreator/qmldesigner/effectMakerQmlSources/PreviewImagesComboBox.qml b/share/qtcreator/qmldesigner/effectMakerQmlSources/PreviewImagesComboBox.qml
index 445935b532e..a53a923ca6b 100644
--- a/share/qtcreator/qmldesigner/effectMakerQmlSources/PreviewImagesComboBox.qml
+++ b/share/qtcreator/qmldesigner/effectMakerQmlSources/PreviewImagesComboBox.qml
@@ -67,7 +67,7 @@ StudioControls.ComboBox {
 
         width: col.width + 2 // 2: scrollView left and right 1px margins
         height: Math.min(800, Math.min(col.height + 2, Screen.height - y - 40)) // 40: some bottom margin to cover OS bottom toolbar
-        flags:  Qt.Popup | Qt.FramelessWindowHint
+        flags: Qt.Dialog | Qt.FramelessWindowHint
 
         onActiveFocusItemChanged: {
             if (!window.activeFocusItem && !root.indicator.hover && root.popup.opened)