diff --git a/src/plugins/cppeditor/cppeditordocument.cpp b/src/plugins/cppeditor/cppeditordocument.cpp
index e64e4fe6462..290041cedbe 100644
--- a/src/plugins/cppeditor/cppeditordocument.cpp
+++ b/src/plugins/cppeditor/cppeditordocument.cpp
@@ -84,7 +84,7 @@ public:
     CppTools::BaseEditorDocumentProcessor *processor() const override
     { return m_cppEditorDocument->processor(); }
 
-    void resetProcessor()
+    void resetProcessor() override
     { m_cppEditorDocument->resetProcessor(); }
 
 private:
diff --git a/src/plugins/cppeditor/cppeditorplugin.h b/src/plugins/cppeditor/cppeditorplugin.h
index a4f4304b0cf..3dbc5b2c589 100644
--- a/src/plugins/cppeditor/cppeditorplugin.h
+++ b/src/plugins/cppeditor/cppeditorplugin.h
@@ -59,9 +59,9 @@ public:
 
     static CppEditorPlugin *instance();
 
-    bool initialize(const QStringList &arguments, QString *errorMessage = 0);
-    void extensionsInitialized();
-    ShutdownFlag aboutToShutdown();
+    bool initialize(const QStringList &arguments, QString *errorMessage = 0) override;
+    void extensionsInitialized() override;
+    ShutdownFlag aboutToShutdown() override;
 
     CppQuickFixAssistProvider *quickFixProvider() const;