diff --git a/clients/aurorae/themes/plastik/code/plastikplugin.cpp b/clients/aurorae/themes/plastik/code/plastikplugin.cpp
index 87bf362cb..386e67404 100644
--- a/clients/aurorae/themes/plastik/code/plastikplugin.cpp
+++ b/clients/aurorae/themes/plastik/code/plastikplugin.cpp
@@ -1,33 +1,33 @@
 /********************************************************************
 Copyright (C) 2012 Martin Gräßlin <mgraesslin@kde.org>
 
 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.
 
 This program 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
 General Public License for more details.
 
 You should have received a copy of the GNU General Public License
 along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *********************************************************************/
 #include "plastikplugin.h"
 #include "plastikbutton.h"
 #include <QDeclarativeEngine>
 
 void PlastikPlugin::registerTypes(const char *uri)
 {
     Q_UNUSED(uri)
 }
 
 void PlastikPlugin::initializeEngine(QDeclarativeEngine *engine, const char *uri)
 {
-    Q_ASSERT(uri == QLatin1String("org.kde.kwin.decorations.plastik"));
+    Q_ASSERT(QLatin1String(uri) == QLatin1String("org.kde.kwin.decorations.plastik"));
     engine->addImageProvider(QLatin1String("plastik"), new KWin::PlastikButtonProvider());
     QDeclarativeExtensionPlugin::initializeEngine(engine, uri);
 }
 
 #include "moc_plastikplugin.cpp"