diff --git a/kolab_export.h b/kolab_export.h
index d001b64..5ca06f0 100644
--- a/kolab_export.h
+++ b/kolab_export.h
@@ -1,55 +1,56 @@
 /*
  *  This file is part of libkolab.
  *  Copyright (c) 2012 Christian Mollekopf <mollekopf@kolabsys.com>
  * 
  *  This library is free software; you can redistribute it and/or
  *  modify it under the terms of the GNU Library General Public
  *  License as published by the Free Software Foundation; either
  *  version 2 of the License, or (at your option) any later version.
  * 
  *  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 KOLAB_EXPORT_H
 #define KOLAB_EXPORT_H
 
 #include <qglobal.h>
 
 //Workaround for qt not defining Q_DECL_IMPORT as it should
 #if defined(Q_OS_LINUX)
+#  undef Q_DECL_IMPORT
 #  define Q_DECL_IMPORT     __attribute__((visibility("default")))
 #endif
 
 #ifndef KOLAB_EXPORT
 # if defined(KOLAB_STATIC_LIBS)
 /* No export/import for static libraries */
 #  define KOLAB_EXPORT
 # elif defined(MAKE_KOLAB_LIB)
 /* We are building this library */
 #  define KOLAB_EXPORT Q_DECL_EXPORT
 # else
 /* We are using this library */
 #  define KOLAB_EXPORT Q_DECL_IMPORT
 # endif
 #endif
 
 # ifndef KOLAB_EXPORT_DEPRECATED
 #  define KOLAB_EXPORT_DEPRECATED QT_DEPRECATED Q_DECL_EXPORT
 # endif
 
 /**
  *  @namespace Kolab
  * 
  *  @brief
  *  Contains all the KOLAB library global classes, objects, and functions.
  */
 
 #endif