diff --git a/share/qtcreator/qmldesigner/propertyeditor/Qt/Extended.qml b/share/qtcreator/qmldesigner/propertyeditor/Qt/Extended.qml
index df626f196b9535c96bd137af7a7b4989cb231ee3..155a02642c84e03ddc804d315956af801f7cf40e 100644
--- a/share/qtcreator/qmldesigner/propertyeditor/Qt/Extended.qml
+++ b/share/qtcreator/qmldesigner/propertyeditor/Qt/Extended.qml
@@ -87,8 +87,7 @@ GroupBox {
                         visible: effectComboBox.currentText == "Opacity";
                         layout: QVBoxLayout {
                             DoubleSpinBox {
-                                id: OpcacityEffectSpinBox;
-                                objectName: "OpcacityEffectSpinBox";
+                                id: opcacityEffectSpinBox;
                                 backendValue: backendValues.effect.complexNode.exists ? backendValues.effect.complexNode.properties.opacity : null;
                                 minimum: 0;
                                 maximum: 1;