diff --git a/src/gui/Clipboard.h b/src/gui/Clipboard.h
index c9c7737f4..d18bdb47b 100644
--- a/src/gui/Clipboard.h
+++ b/src/gui/Clipboard.h
@@ -30,14 +30,14 @@ public:
     ~Clipboard();
     void setText(const QString& text, int clearTimeout = 0);
 
-private:
-    Clipboard(QObject* parent = 0);
-
-    QTimer* m_timer;
-
 private Q_SLOTS:
     void clearClipboard();
 
+private:
+    explicit Clipboard(QObject* parent = 0);
+
+    QTimer* m_timer;
+
     friend Clipboard* clipboard();
 };