diff --git a/share/qtcreator/qmldesigner/propertyeditor/Qt/SpinBox.qml b/share/qtcreator/qmldesigner/propertyeditor/Qt/SpinBox.qml
index c2ad6ef76e6e7ac5f1d1d9de1039244801f6898e..81d08eabcad94b02df4e2e460cd902bc009f49eb 100644
--- a/share/qtcreator/qmldesigner/propertyeditor/Qt/SpinBox.qml
+++ b/share/qtcreator/qmldesigner/propertyeditor/Qt/SpinBox.qml
@@ -29,6 +29,7 @@ QWidget { //This is a special spinBox that does color coding for states
 
 
     Script {
+	 function evaluate() {
         if (!enabled) {
             box.setStyleSheet("color: "+scheme.disabledColor);
         } else {