diff --git a/src/libs/qmljs/qmljsmodelmanagerinterface.h b/src/libs/qmljs/qmljsmodelmanagerinterface.h
index c021341e5d6b0c4f7139e307b7259f376ed492e1..891350c68a79581e84a2b3e0db19dd82a0c25518 100644
--- a/src/libs/qmljs/qmljsmodelmanagerinterface.h
+++ b/src/libs/qmljs/qmljsmodelmanagerinterface.h
@@ -131,6 +131,7 @@ public:
     virtual QList<ProjectInfo> projectInfos() const = 0;
     virtual ProjectInfo projectInfo(ProjectExplorer::Project *project) const = 0;
     virtual void updateProjectInfo(const ProjectInfo &pinfo) = 0;
+    Q_SLOT virtual void removeProjectInfo(ProjectExplorer::Project *project) = 0;
 
     virtual QStringList importPaths() const = 0;
 
diff --git a/src/plugins/qmljstools/qmljsmodelmanager.cpp b/src/plugins/qmljstools/qmljsmodelmanager.cpp
index bc4c1cfc94d26434ff34b88f7bf6c85c7fae9da0..47292d489be21423fad502a0bbb408114e6d72b4 100644
--- a/src/plugins/qmljstools/qmljsmodelmanager.cpp
+++ b/src/plugins/qmljstools/qmljsmodelmanager.cpp
@@ -102,6 +102,12 @@ void ModelManager::delayedInitialization()
         connect(cppModelManager, SIGNAL(documentUpdated(CPlusPlus::Document::Ptr)),
                 this, SLOT(maybeQueueCppQmlTypeUpdate(CPlusPlus::Document::Ptr)), Qt::DirectConnection);
     }
+
+    ProjectExplorer::SessionManager *sessionManager = ProjectExplorer::ProjectExplorerPlugin::instance()->session();
+    if (sessionManager) {
+        connect(sessionManager, SIGNAL(projectRemoved(ProjectExplorer::Project*)),
+                this, SLOT(removeProjectInfo(ProjectExplorer::Project*)));
+    }
 }
 
 void ModelManager::loadQmlTypeDescriptions()
@@ -303,6 +309,19 @@ void ModelManager::updateProjectInfo(const ProjectInfo &pinfo)
     emit projectInfoUpdated(pinfo);
 }
 
+
+void ModelManager::removeProjectInfo(ProjectExplorer::Project *project)
+{
+    ProjectInfo info(project);
+    // update with an empty project info to clear data
+    updateProjectInfo(info);
+
+    {
+        QMutexLocker locker(&m_mutex);
+        m_projects.remove(project);
+    }
+}
+
 void ModelManager::emitDocumentChangedOnDisk(Document::Ptr doc)
 { emit documentChangedOnDisk(doc); }
 
diff --git a/src/plugins/qmljstools/qmljsmodelmanager.h b/src/plugins/qmljstools/qmljsmodelmanager.h
index a6803a008ff1e836be196fdb953bf0d55d52b257..fd00825a889e42a2163475fa514ee87a3b86879d 100644
--- a/src/plugins/qmljstools/qmljsmodelmanager.h
+++ b/src/plugins/qmljstools/qmljsmodelmanager.h
@@ -80,6 +80,7 @@ public:
     virtual QList<ProjectInfo> projectInfos() const;
     virtual ProjectInfo projectInfo(ProjectExplorer::Project *project) const;
     virtual void updateProjectInfo(const ProjectInfo &pinfo);
+    Q_SLOT virtual void removeProjectInfo(ProjectExplorer::Project *project);
 
     void updateDocument(QmlJS::Document::Ptr doc);
     void updateLibraryInfo(const QString &path, const QmlJS::LibraryInfo &info);