diff --git a/share/qtcreator/qml/qmlpuppet/qml2puppet/instances/qmltransitionnodeinstance.cpp b/share/qtcreator/qml/qmlpuppet/qml2puppet/instances/qmltransitionnodeinstance.cpp
index 59c8fe354b3..6289e09619a 100644
--- a/share/qtcreator/qml/qmlpuppet/qml2puppet/instances/qmltransitionnodeinstance.cpp
+++ b/share/qtcreator/qml/qmlpuppet/qml2puppet/instances/qmltransitionnodeinstance.cpp
@@ -29,28 +29,23 @@
 ****************************************************************************/
 
 #include "qmltransitionnodeinstance.h"
-#include <private/qquicktransition_p.h>
+
+#include <qmlprivategate.h>
 
 namespace QmlDesigner {
 namespace Internal {
 
-QmlTransitionNodeInstance::QmlTransitionNodeInstance(QQuickTransition *transition)
+QmlTransitionNodeInstance::QmlTransitionNodeInstance(QObject *transition)
     : ObjectNodeInstance(transition)
 {
 }
 
 QmlTransitionNodeInstance::Pointer QmlTransitionNodeInstance::create(QObject *object)
 {
-     QQuickTransition *transition = qobject_cast<QQuickTransition*>(object);
-
-     Q_ASSERT(transition);
-
-     Pointer instance(new QmlTransitionNodeInstance(transition));
+     Pointer instance(new QmlTransitionNodeInstance(object));
 
      instance->populateResetHashes();
-
-     transition->setToState("invalidState");
-     transition->setFromState("invalidState");
+     QmlPrivateGate::disableTransition(object);
 
      return instance;
 }
@@ -65,10 +60,5 @@ PropertyNameList QmlTransitionNodeInstance::ignoredProperties() const
     return PropertyNameList() << "from" << "to";
 }
 
-QQuickTransition *QmlTransitionNodeInstance::qmlTransition() const
-{
-    Q_ASSERT(qobject_cast<QQuickTransition*>(object()));
-    return static_cast<QQuickTransition*>(object());
-}
 }
 }
diff --git a/share/qtcreator/qml/qmlpuppet/qml2puppet/instances/qmltransitionnodeinstance.h b/share/qtcreator/qml/qmlpuppet/qml2puppet/instances/qmltransitionnodeinstance.h
index 66708c5bdb6..69b67228e7c 100644
--- a/share/qtcreator/qml/qmlpuppet/qml2puppet/instances/qmltransitionnodeinstance.h
+++ b/share/qtcreator/qml/qmlpuppet/qml2puppet/instances/qmltransitionnodeinstance.h
@@ -33,10 +33,6 @@
 
 #include "objectnodeinstance.h"
 
-QT_BEGIN_NAMESPACE
-class QQuickTransition;
-QT_END_NAMESPACE
-
 namespace QmlDesigner {
 namespace Internal {
 
@@ -52,11 +48,8 @@ public:
 
     PropertyNameList ignoredProperties() const Q_DECL_OVERRIDE;
 
-protected:
-    QQuickTransition *qmlTransition() const;
-
 private:
-    QmlTransitionNodeInstance(QQuickTransition *transition);
+    QmlTransitionNodeInstance(QObject *transition);
 };
 }
 }
diff --git a/share/qtcreator/qml/qmlpuppet/qmlprivategate/qmlprivategate.cpp b/share/qtcreator/qml/qmlpuppet/qmlprivategate/qmlprivategate.cpp
index 4b72bac0965..9d941a62e3b 100644
--- a/share/qtcreator/qml/qmlpuppet/qmlprivategate/qmlprivategate.cpp
+++ b/share/qtcreator/qml/qmlpuppet/qmlprivategate/qmlprivategate.cpp
@@ -47,6 +47,7 @@
 #include <private/qquicktext_p.h>
 #include <private/qquicktextinput_p.h>
 #include <private/qquicktextedit_p.h>
+#include <private/qquicktransition_p.h>
 
 #include <designersupport.h>
 
@@ -555,6 +556,14 @@ void disableTextCursor(QQuickItem *item)
         textEdit->setCursorVisible(false);
 }
 
+void disableTransition(QObject *object)
+{
+    QQuickTransition *transition = qobject_cast<QQuickTransition*>(object);
+    Q_ASSERT(transition);
+    transition->setToState("invalidState");
+    transition->setFromState("invalidState");
+}
+
 ComponentCompleteDisabler::ComponentCompleteDisabler()
 {
     DesignerSupport::disableComponentComplete();
diff --git a/share/qtcreator/qml/qmlpuppet/qmlprivategate/qmlprivategate.h b/share/qtcreator/qml/qmlpuppet/qmlprivategate/qmlprivategate.h
index eb60ad7d73d..206734aeeaa 100644
--- a/share/qtcreator/qml/qmlpuppet/qmlprivategate/qmlprivategate.h
+++ b/share/qtcreator/qml/qmlpuppet/qmlprivategate/qmlprivategate.h
@@ -96,6 +96,7 @@ public:
     bool objectWasDeleted(QObject *object);
     void disableNativeTextRendering(QQuickItem *item);
     void disableTextCursor(QQuickItem *item);
+    void disableTransition(QObject *object);
 
 } // namespace QmlPrivateGate
 } // namespace Internal