2 files changed, 2 insertions, 2 deletions
diff --git a/src/plugins/modeleditor/modeleditor.cpp b/src/plugins/modeleditor/modeleditor.cpp
index d18ebec17ce..56c03ba9a1b 100644
--- a/src/plugins/modeleditor/modeleditor.cpp
+++ b/src/plugins/modeleditor/modeleditor.cpp
@@ -159,7 +159,7 @@ ModelEditor::~ModelEditor()
     delete d;
 }
 
-Core::IDocument *ModelEditor::document()
+Core::IDocument *ModelEditor::document() const
 {
     return d->document;
 }
diff --git a/src/plugins/modeleditor/modeleditor.h b/src/plugins/modeleditor/modeleditor.h
index a6888a3ec62..a05ab654280 100644
--- a/src/plugins/modeleditor/modeleditor.h
+++ b/src/plugins/modeleditor/modeleditor.h
@@ -69,7 +69,7 @@ public:
                          QWidget *parent = nullptr);
     ~ModelEditor();
 
-    Core::IDocument *document() override;
+    Core::IDocument *document() const override;
     QWidget *toolBar() override;
     QByteArray saveState() const override;
     bool restoreState(const QByteArray &state) override;