diff --git a/share/qtcreator/qml/qmlpuppet/qml2puppet/instances/qt5informationnodeinstanceserver.cpp b/share/qtcreator/qml/qmlpuppet/qml2puppet/instances/qt5informationnodeinstanceserver.cpp
index 5daf582e431..b4c8513dc50 100644
--- a/share/qtcreator/qml/qmlpuppet/qml2puppet/instances/qt5informationnodeinstanceserver.cpp
+++ b/share/qtcreator/qml/qmlpuppet/qml2puppet/instances/qt5informationnodeinstanceserver.cpp
@@ -319,7 +319,7 @@ void Qt5InformationNodeInstanceServer::updateRotationBlocks(const QVector<Proper
     if (helper) {
         QSet<QQuick3DNode *> blockedNodes;
         QSet<QQuick3DNode *> unblockedNodes;
-        const PropertyName propName = "rotBlocked@internal";
+        const PropertyName propName = "rotBlocked@Internal";
         for (const auto &container : valueChanges) {
             if (container.name() == propName) {
                 ServerNodeInstance instance = instanceForId(container.instanceId());
diff --git a/src/plugins/qmldesigner/designercore/instances/nodeinstanceview.cpp b/src/plugins/qmldesigner/designercore/instances/nodeinstanceview.cpp
index 3032ac12d94..f922a955171 100644
--- a/src/plugins/qmldesigner/designercore/instances/nodeinstanceview.cpp
+++ b/src/plugins/qmldesigner/designercore/instances/nodeinstanceview.cpp
@@ -602,7 +602,7 @@ void NodeInstanceView::auxiliaryDataChanged(const ModelNode &node,
                                             const QVariant &value)
 {
     QTC_ASSERT(m_nodeInstanceServer, return);
-    const bool forceAuxChange = name == "invisible" || name == "locked" || name == "rotBlocked@internal";
+    const bool forceAuxChange = name == "invisible" || name == "locked" || name == "rotBlocked@Internal";
     if (((node.isRootNode() && (name == "width" || name == "height")) || forceAuxChange)
             || name.endsWith(PropertyName("@NodeInstance"))) {
         if (hasInstanceForModelNode(node)) {
@@ -1900,7 +1900,7 @@ void NodeInstanceView::updateRotationBlocks()
         }
     }
     if (!qml3DNodes.isEmpty()) {
-        const PropertyName auxDataProp {"rotBlocked@internal"};
+        const PropertyName auxDataProp {"rotBlocked@Internal"};
         for (const auto &node : qAsConst(qml3DNodes)) {
             if (rotationKeyframeTargets.contains(node))
                 node.setAuxiliaryData(auxDataProp, true);
diff --git a/src/plugins/qmldesigner/designercore/model/qml3dnode.cpp b/src/plugins/qmldesigner/designercore/model/qml3dnode.cpp
index cb9e2b8bb16..7f6f07b0018 100644
--- a/src/plugins/qmldesigner/designercore/model/qml3dnode.cpp
+++ b/src/plugins/qmldesigner/designercore/model/qml3dnode.cpp
@@ -83,7 +83,7 @@ void Qml3DNode::setBindingProperty(const PropertyName &name, const QString &expr
 bool Qml3DNode::isBlocked(const PropertyName &propName) const
 {
     if (modelNode().isValid() && propName.startsWith("eulerRotation"))
-        return modelNode().auxiliaryData("rotBlocked@internal").toBool();
+        return modelNode().auxiliaryData("rotBlocked@Internal").toBool();
 
     return false;
 }