diff --git a/share/qtcreator/qmldesigner/studio_templates/projects/app_mcu.qmlproject b/share/qtcreator/qmldesigner/studio_templates/projects/app_mcu.qmlproject
index 50e5b9a357c..80bb0c5743e 100644
--- a/share/qtcreator/qmldesigner/studio_templates/projects/app_mcu.qmlproject
+++ b/share/qtcreator/qmldesigner/studio_templates/projects/app_mcu.qmlproject
@@ -4,6 +4,7 @@ import QmlProject 1.3
 
 Project {
     mainFile: "%{MainQmlFileName}"
+    QDS.mainUiFile: "Screen01.ui.qml"
 
     /* Include .qml, .js, and image files from current directory and subdirectories */
     QmlFiles {