diff --git a/src/plugins/qbsprojectmanager/qbsnodes.cpp b/src/plugins/qbsprojectmanager/qbsnodes.cpp
index 30f25a5518c..62facdf2178 100644
--- a/src/plugins/qbsprojectmanager/qbsnodes.cpp
+++ b/src/plugins/qbsprojectmanager/qbsnodes.cpp
@@ -32,6 +32,7 @@
 #include "qbsproject.h"
 
 #include <coreplugin/fileiconprovider.h>
+#include <coreplugin/idocument.h>
 #include <qtsupport/qtsupportconstants.h>
 #include <utils/hostosinfo.h>
 #include <utils/qtcassert.h>
@@ -473,17 +474,19 @@ QbsGroupNode *QbsProductNode::findGroupNode(const QString &name)
 // QbsProjectNode:
 // --------------------------------------------------------------------
 
-QbsProjectNode::QbsProjectNode(const QString &projectFile) :
-    QbsBaseProjectNode(projectFile),
-    m_qbsProject(0), m_qbsProjectData(0)
+QbsProjectNode::QbsProjectNode(QbsProject *project) :
+    QbsBaseProjectNode(project->document()->fileName()),
+    m_project(project), m_qbsProject(0), m_qbsProjectData(0)
 {
+    Q_ASSERT(project);
     setIcon(m_projectIcon);
     addFileNodes(QList<ProjectExplorer::FileNode *>()
-                 << new ProjectExplorer::FileNode(projectFile, ProjectExplorer::ProjectFileType, false), this);
+                 << new ProjectExplorer::FileNode(path(), ProjectExplorer::ProjectFileType, false), this);
 }
 
 QbsProjectNode::~QbsProjectNode()
 {
+    // do not delete m_project
     delete m_qbsProjectData;
     delete m_qbsProject;
 }
@@ -518,6 +521,11 @@ void QbsProjectNode::update(const qbs::Project *prj)
     addProjectNodes(toAdd);
 }
 
+QbsProject *QbsProjectNode::project() const
+{
+    return m_project;
+}
+
 const qbs::Project *QbsProjectNode::qbsProject() const
 {
     return m_qbsProject;
diff --git a/src/plugins/qbsprojectmanager/qbsnodes.h b/src/plugins/qbsprojectmanager/qbsnodes.h
index bd03221938d..f44d33dd39a 100644
--- a/src/plugins/qbsprojectmanager/qbsnodes.h
+++ b/src/plugins/qbsprojectmanager/qbsnodes.h
@@ -42,6 +42,7 @@ namespace QbsProjectManager {
 namespace Internal {
 
 class FileTreeNode;
+class QbsProject;
 class QbsProjectFile;
 
 // ----------------------------------------------------------------------
@@ -121,7 +122,7 @@ public:
     QString productPath() const;
 
     static void setQbsGroupData(QbsBaseProjectNode *root, const qbs::GroupData *qbsGroupData,
-                         const QString &productPath, QList<Node *> keepers);
+                                const QString &productPath, QList<Node *> keepers);
 
 private:
     static void setupFolders(QbsBaseProjectNode *topLevel, FolderNode *root, FileTreeNode *node,
@@ -166,17 +167,20 @@ class QbsProjectNode : public QbsBaseProjectNode
     Q_OBJECT
 
 public:
-    explicit QbsProjectNode(const QString &projectFile);
+    explicit QbsProjectNode(QbsProject *project);
     ~QbsProjectNode();
 
     void update(const qbs::Project *prj);
 
+    QbsProject *project() const;
     const qbs::Project *qbsProject() const;
     const qbs::ProjectData *qbsProjectData() const;
 
 private:
     QbsProductNode *findProductNode(const QString &name);
 
+    QbsProject *m_project;
+
     const qbs::Project *m_qbsProject;
     const qbs::ProjectData *m_qbsProjectData;
     static QIcon m_projectIcon;
diff --git a/src/plugins/qbsprojectmanager/qbsproject.cpp b/src/plugins/qbsprojectmanager/qbsproject.cpp
index 23b5bb7fd57..e44729a5062 100644
--- a/src/plugins/qbsprojectmanager/qbsproject.cpp
+++ b/src/plugins/qbsprojectmanager/qbsproject.cpp
@@ -100,7 +100,7 @@ QbsProject::QbsProject(QbsManager *manager, const QString &fileName) :
     m_manager(manager),
     m_projectName(QFileInfo(fileName).completeBaseName()),
     m_fileName(fileName),
-    m_rootProjectNode(new QbsProjectNode(fileName)),
+    m_rootProjectNode(0),
     m_qbsSetupProjectJob(0),
     m_qbsUpdateFutureInterface(0),
     m_currentBc(0)
@@ -117,6 +117,7 @@ QbsProject::QbsProject(QbsManager *manager, const QString &fileName) :
             this, SLOT(targetWasAdded(ProjectExplorer::Target*)));
 
     updateDocuments(0);
+    m_rootProjectNode = new QbsProjectNode(this); // needs documents to be initialized!
 }
 
 QbsProject::~QbsProject()
diff --git a/src/plugins/qbsprojectmanager/qbsproject.h b/src/plugins/qbsprojectmanager/qbsproject.h
index cf840a92932..a54417d132b 100644
--- a/src/plugins/qbsprojectmanager/qbsproject.h
+++ b/src/plugins/qbsprojectmanager/qbsproject.h
@@ -129,7 +129,7 @@ private:
     const QString m_projectName;
     const QString m_fileName;
     QSet<Core::IDocument *> m_qbsDocuments;
-    QbsProjectNode *const m_rootProjectNode;
+    QbsProjectNode *m_rootProjectNode;
 
     qbs::SetupProjectJob *m_qbsSetupProjectJob;
     QVariantMap m_qbsBuildConfig;