diff --git a/src/plugins/modeleditor/modelsmanager.cpp b/src/plugins/modeleditor/modelsmanager.cpp
index 6b4ee052e5c..da02d474623 100644
--- a/src/plugins/modeleditor/modelsmanager.cpp
+++ b/src/plugins/modeleditor/modelsmanager.cpp
@@ -227,11 +227,8 @@ void ModelsManager::setDiagramClipboard(ExtDocumentController *documentControlle
     emit diagramClipboardChanged(isDiagramClipboardEmpty());
 }
 
-void ModelsManager::onAboutToShowContextMenu(ProjectExplorer::Project *project,
-                                             ProjectExplorer::Node *node)
+void ModelsManager::onAboutToShowContextMenu(ProjectExplorer::Node *node)
 {
-    Q_UNUSED(project)
-
     bool canOpenDiagram = false;
 
     foreach (const ManagedModel &managedModel, d->managedModels) {
diff --git a/src/plugins/modeleditor/modelsmanager.h b/src/plugins/modeleditor/modelsmanager.h
index 71972203503..049b506d838 100644
--- a/src/plugins/modeleditor/modelsmanager.h
+++ b/src/plugins/modeleditor/modelsmanager.h
@@ -81,7 +81,7 @@ public:
                              const qmt::MContainer &mcontainer);
 
 private:
-    void onAboutToShowContextMenu(ProjectExplorer::Project *project, ProjectExplorer::Node *node);
+    void onAboutToShowContextMenu(ProjectExplorer::Node *node);
     void onOpenDiagramFromProjectExplorer();
     void onOpenDefaultModel(const qmt::Uid &modelUid);
 
diff --git a/src/plugins/projectexplorer/projecttree.cpp b/src/plugins/projectexplorer/projecttree.cpp
index 01cb2f0ca69..d8b57ce4f1a 100644
--- a/src/plugins/projectexplorer/projecttree.cpp
+++ b/src/plugins/projectexplorer/projecttree.cpp
@@ -360,8 +360,7 @@ ProjectTreeWidget *ProjectTree::currentWidget() const
 void ProjectTree::showContextMenu(ProjectTreeWidget *focus, const QPoint &globalPos, Node *node)
 {
     QMenu *contextMenu = nullptr;
-    Project *project = projectForNode(node);
-    emit s_instance->aboutToShowContextMenu(project, node);
+    emit s_instance->aboutToShowContextMenu(node);
 
     if (!node) {
         contextMenu = Core::ActionManager::actionContainer(Constants::M_SESSIONCONTEXT)->menu();
diff --git a/src/plugins/projectexplorer/projecttree.h b/src/plugins/projectexplorer/projecttree.h
index aeefa6bea00..1765a87d5be 100644
--- a/src/plugins/projectexplorer/projecttree.h
+++ b/src/plugins/projectexplorer/projecttree.h
@@ -102,8 +102,7 @@ signals:
     // Emitted whenever the model needs to send a update signal.
     void subtreeChanged(ProjectExplorer::FolderNode *node);
 
-    void aboutToShowContextMenu(ProjectExplorer::Project *project,
-                                ProjectExplorer::Node *node);
+    void aboutToShowContextMenu(ProjectExplorer::Node *node);
 
     // Emitted on any change to the tree
     void treeChanged();