diff --git a/klinebufferedprocessprivate.h b/klinebufferedprocessprivate.h
index 22e22835..ab408c2e 100644
--- a/klinebufferedprocessprivate.h
+++ b/klinebufferedprocessprivate.h
@@ -1,35 +1,35 @@
 /*
  * Copyright (C) 2008 Rolf Eike Beer <kde@opensource.sf-tec.de>
  */
 
 /***************************************************************************
  *                                                                         *
  *   This program is free software; you can redistribute it and/or modify  *
  *   it under the terms of the GNU General Public License as published by  *
  *   the Free Software Foundation; either version 2 of the License, or     *
  *   (at your option) any later version.                                   *
  *                                                                         *
  ***************************************************************************/
 
 #ifndef KLINEBUFFEREDPROCESSPRIVATE_H
 #define KLINEBUFFEREDPROCESSPRIVATE_H
 
 class KLineBufferedProcess;
 
 class KLineBufferedProcessPrivate : public QObject
 {
 public:
-    KLineBufferedProcessPrivate(KLineBufferedProcess *parent);
+    explicit KLineBufferedProcessPrivate(KLineBufferedProcess *parent);
 
     void _k_receivedStdout();
     void _k_receivedStderr();
 
     QByteArray m_stdoutBuffer;
     QByteArray m_stderrBuffer;
     int m_newlineInStdout;
     int m_newlineInStderr;
     KLineBufferedProcess * const m_parent;
     const QByteArray m_lineEnd;
 };
 
 #endif // KLINEBUFFEREDPROCESSPRIVATE_H