diff --git a/src/kcmoduleqml_p.h b/src/kcmoduleqml_p.h
index 93c9626..c9459ee 100644
--- a/src/kcmoduleqml_p.h
+++ b/src/kcmoduleqml_p.h
@@ -1,59 +1,60 @@
 /*
    Copyright (c) 2014 Marco Martin <mart@kde.org>
 
    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Library General Public
    License version 2 as published by the Free Software Foundation.
 
    This library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    Library General Public License for more details.
 
    You should have received a copy of the GNU Library General Public License
    along with this library; see the file COPYING.LIB.  If not, write to
    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
    Boston, MA 02110-1301, USA.
 */
 
 #ifndef KCMODULEQML_H
 #define KCMODULEQML_H
 
 #include <kcmodule.h>
+#include <memory>
 
 class QQuickItem;
 class KCModuleQmlPrivate;
 
 namespace KQuickAddons {
     class ConfigModule;
 }
 
 class KCModuleQml : public KCModule
 {
     Q_OBJECT
 
 public:
     KCModuleQml(std::unique_ptr<KQuickAddons::ConfigModule> configModule, QWidget* parent, const QVariantList& args);
     ~KCModuleQml() override;
 
     QString quickHelp() const override;
     const KAboutData *aboutData() const override;
 
 public Q_SLOTS:
     void load() override;
     void save() override;
     void defaults() override;
 
 protected:
     void focusInEvent(QFocusEvent *event) override;
     QSize sizeHint() const override;
     bool event(QEvent* event) override;
     bool eventFilter(QObject* watched, QEvent* event) override;
 
 private:
     KCModuleQmlPrivate *const d;
 
     Q_PRIVATE_SLOT(d, void syncCurrentIndex())
 };
 
 #endif