diff --git a/share/qtcreator/qmldesigner/propertyeditor/Qt/DoubleSpinBox.qml b/share/qtcreator/qmldesigner/propertyeditor/Qt/DoubleSpinBox.qml
index c0caf712366..24efb295897 100644
--- a/share/qtcreator/qmldesigner/propertyeditor/Qt/DoubleSpinBox.qml
+++ b/share/qtcreator/qmldesigner/propertyeditor/Qt/DoubleSpinBox.qml
@@ -46,6 +46,7 @@ QWidget { //This is a special doubleSpinBox that does color coding for states
     property alias text: label.text
     property bool alignRight: true
     property bool enabled: true
+    property alias decimals: box.decimals
 
     minimumHeight: 22;
 
diff --git a/share/qtcreator/qmldesigner/propertyeditor/Qt/Visibility.qml b/share/qtcreator/qmldesigner/propertyeditor/Qt/Visibility.qml
index 741902affe6..74c6ed72e73 100644
--- a/share/qtcreator/qmldesigner/propertyeditor/Qt/Visibility.qml
+++ b/share/qtcreator/qmldesigner/propertyeditor/Qt/Visibility.qml
@@ -87,6 +87,7 @@ GroupBox {
 
                 DoubleSpinBox {
                     text: ""
+                    decimals: 2
                     id: opacitySpinBox;
                     backendValue: backendValues.opacity
                     property variant backendValueValue: backendValues.opacity.value;