diff --git a/src/libs/extensionsystem/pluginmanager.h b/src/libs/extensionsystem/pluginmanager.h
index d371dfe30c98fbf4d590407515c4dff6f62aa45e..ebb2ad16fc2c8c78603a7ab04f8b92c72fa53916 100644
--- a/src/libs/extensionsystem/pluginmanager.h
+++ b/src/libs/extensionsystem/pluginmanager.h
@@ -90,6 +90,17 @@ public:
         return result;
     }
 
+    QObject *getObjectByName(const QString &name) const
+    {
+        QReadLocker lock(&m_lock);
+        QList<QObject *> all = allObjects();
+        foreach (QObject *obj, all) {
+            if (obj->objectName() == name)
+                return obj;
+        }
+        return 0;
+    }
+
     // Plugin operations
     QList<PluginSpec *> loadQueue();
     void loadPlugins();
diff --git a/src/libs/qmljs/qmljsmodelmanagerinterface.cpp b/src/libs/qmljs/qmljsmodelmanagerinterface.cpp
index fbd340587e3a28914dab7fb66d81cc0ccb39c051..902c986da1d8089794e945a4420e0003e55a5409 100644
--- a/src/libs/qmljs/qmljsmodelmanagerinterface.cpp
+++ b/src/libs/qmljs/qmljsmodelmanagerinterface.cpp
@@ -38,6 +38,7 @@ ModelManagerInterface::ModelManagerInterface(QObject *parent)
 {
     Q_ASSERT(! g_instance);
     g_instance = this;
+    setObjectName(MODELMANAGERINTERFACE_OBJECTNAME);
 }
 
 ModelManagerInterface::~ModelManagerInterface()
diff --git a/src/libs/qmljs/qmljsmodelmanagerinterface.h b/src/libs/qmljs/qmljsmodelmanagerinterface.h
index 896878bceb7e94117ebe35a3fdf4847f1db309e8..f7d4742dc9c419094f6300f2adb1faabb785d8cb 100644
--- a/src/libs/qmljs/qmljsmodelmanagerinterface.h
+++ b/src/libs/qmljs/qmljsmodelmanagerinterface.h
@@ -44,6 +44,8 @@ namespace ProjectExplorer {
 
 namespace QmlJS {
 
+const char *const MODELMANAGERINTERFACE_OBJECTNAME = "QmlJS::ModelManagerInterface";
+
 class Snapshot;
 
 class QMLJS_EXPORT ModelManagerInterface: public QObject
@@ -89,8 +91,8 @@ public:
     virtual void removeFiles(const QStringList &files) = 0;
 
     virtual QList<ProjectInfo> projectInfos() const = 0;
-    virtual ProjectInfo projectInfo(ProjectExplorer::Project *project) const = 0;
-    virtual void updateProjectInfo(const ProjectInfo &pinfo) = 0;
+    Q_INVOKABLE virtual QmlJS::ModelManagerInterface::ProjectInfo projectInfo(ProjectExplorer::Project *project) const = 0;
+    Q_INVOKABLE virtual void updateProjectInfo(const QmlJS::ModelManagerInterface::ProjectInfo &pinfo) = 0;
 
     virtual QStringList importPaths() const = 0;
 
diff --git a/src/plugins/plugins.pro b/src/plugins/plugins.pro
index 9702fb785d510a7e69a601189702ddc2af6f8249..c126c4ebb6c89d4c7c68d9fa0b4511677e502610 100644
--- a/src/plugins/plugins.pro
+++ b/src/plugins/plugins.pro
@@ -126,7 +126,6 @@ plugin_qt4projectmanager.depends = plugin_texteditor
 plugin_qt4projectmanager.depends += plugin_projectexplorer
 plugin_qt4projectmanager.depends += plugin_cpptools
 plugin_qt4projectmanager.depends += plugin_cppeditor
-plugin_qt4projectmanager.depends += plugin_qmljseditor
 plugin_qt4projectmanager.depends += plugin_designer
 plugin_qt4projectmanager.depends += plugin_debugger
 plugin_qt4projectmanager.depends += plugin_qmljseditor
diff --git a/src/plugins/qmljseditor/qmljsmodelmanager.h b/src/plugins/qmljseditor/qmljsmodelmanager.h
index 1de9ef992bb8ff15549b09d93c023da42b88a8f7..54449674ccc5a5bd9d469781a9d8f9b439116e45 100644
--- a/src/plugins/qmljseditor/qmljsmodelmanager.h
+++ b/src/plugins/qmljseditor/qmljsmodelmanager.h
@@ -60,7 +60,7 @@ public:
     virtual void removeFiles(const QStringList &files);
 
     virtual QList<ProjectInfo> projectInfos() const;
-    virtual ProjectInfo projectInfo(ProjectExplorer::Project *project) const;
+    virtual QmlJS::ModelManagerInterface::ProjectInfo projectInfo(ProjectExplorer::Project *project) const;
     virtual void updateProjectInfo(const ProjectInfo &pinfo);
 
     void emitDocumentUpdated(QmlJS::Document::Ptr doc);
diff --git a/src/plugins/qt4projectmanager/Qt4ProjectManager.pluginspec b/src/plugins/qt4projectmanager/Qt4ProjectManager.pluginspec
index 906f6c3ece3645b73435d2d4122ad508f8260673..fd8fd1f2263abc0ddab994c1995439a81f2a32e5 100644
--- a/src/plugins/qt4projectmanager/Qt4ProjectManager.pluginspec
+++ b/src/plugins/qt4projectmanager/Qt4ProjectManager.pluginspec
@@ -18,7 +18,6 @@ Alternatively, this plugin may be used under the terms of the GNU Lesser General
         <dependency name="ProjectExplorer" version="2.0.90"/>
         <dependency name="CppTools" version="2.0.90"/>
         <dependency name="CppEditor" version="2.0.90"/>
-        <dependency name="QmlJSEditor" version="2.0.90"/>
         <dependency name="Designer" version="2.0.90"/>
         <dependency name="Debugger" version="2.0.90"/>
     </dependencyList>
diff --git a/src/plugins/qt4projectmanager/qt4project.cpp b/src/plugins/qt4projectmanager/qt4project.cpp
index 907276b280e460b609d5967138e3e75098aad1be..98137567ce7aea946b936de0b510b3166635554e 100644
--- a/src/plugins/qt4projectmanager/qt4project.cpp
+++ b/src/plugins/qt4projectmanager/qt4project.cpp
@@ -584,11 +584,17 @@ void Qt4Project::updateCppCodeModel()
 
 void Qt4Project::updateQmlJSCodeModel()
 {
-    QmlJS::ModelManagerInterface *modelManager = QmlJS::ModelManagerInterface::instance();
+    QObject *modelManager =
+            ExtensionSystem::PluginManager::instance()->getObjectByName(QmlJS::MODELMANAGERINTERFACE_OBJECTNAME);
     if (!modelManager)
         return;
 
-    QmlJS::ModelManagerInterface::ProjectInfo projectInfo = modelManager->projectInfo(this);
+    QmlJS::ModelManagerInterface::ProjectInfo projectInfo;
+    bool success = QMetaObject::invokeMethod(
+                modelManager, "projectInfo", Qt::DirectConnection,
+                Q_RETURN_ARG(QmlJS::ModelManagerInterface::ProjectInfo, projectInfo),
+                Q_ARG(ProjectExplorer::Project *, this));
+    QTC_ASSERT(success, return);
 
     // Not essential since the QmlJS engine parses required files on demand.
     //projectInfo.sourceFiles = ...
@@ -601,7 +607,10 @@ void Qt4Project::updateQmlJSCodeModel()
     }
     projectInfo.importPaths.removeDuplicates();
 
-    modelManager->updateProjectInfo(projectInfo);
+    success = QMetaObject::invokeMethod(
+                modelManager, "updateProjectInfo", Qt::DirectConnection,
+                Q_ARG(QmlJS::ModelManagerInterface::ProjectInfo, projectInfo));
+    QTC_ASSERT(success, return);
 }
 
 void Qt4Project::qtVersionsChanged()
diff --git a/src/plugins/qt4projectmanager/qt4projectmanager_dependencies.pri b/src/plugins/qt4projectmanager/qt4projectmanager_dependencies.pri
index 7d2124fdded3258bf448f8fdafb1f38ca090055f..e40eac29c4b6c236e180e6f5931f337c005d6880 100644
--- a/src/plugins/qt4projectmanager/qt4projectmanager_dependencies.pri
+++ b/src/plugins/qt4projectmanager/qt4projectmanager_dependencies.pri
@@ -1,7 +1,6 @@
 include(../../plugins/projectexplorer/projectexplorer.pri)
 include(../../plugins/cpptools/cpptools.pri)
 include(../../plugins/cppeditor/cppeditor.pri)
-include(../../plugins/qmljseditor/qmljseditor.pri)
 include(../../plugins/designer/designer.pri)
 include(../../plugins/debugger/debugger.pri)
 include(../../libs/symbianutils/symbianutils.pri)