diff --git a/src/libs/extensionsystem/ExtensionSystemInterfaces b/src/libs/extensionsystem/ExtensionSystemInterfaces
index 527148af8e1762ceb08289e64a3ced0e266c68f9..db175b405040c16e76133961264523957b45a501 100644
--- a/src/libs/extensionsystem/ExtensionSystemInterfaces
+++ b/src/libs/extensionsystem/ExtensionSystemInterfaces
@@ -1,3 +1,36 @@
+/***************************************************************************
+**
+** This file is part of Qt Creator
+**
+** Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).
+**
+** Contact:  Qt Software Information (qt-info@nokia.com)
+**
+**
+** Non-Open Source Usage
+**
+** Licensees may use this file in accordance with the Qt Beta Version
+** License Agreement, Agreement version 2.2 provided with the Software or,
+** alternatively, in accordance with the terms contained in a written
+** agreement between you and Nokia.
+**
+** GNU General Public License Usage
+**
+** Alternatively, this file may be used under the terms of the GNU General
+** Public License versions 2.0 or 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the packaging
+** of this file.  Please review the following information to ensure GNU
+** General Public Licensing requirements will be met:
+**
+** http://www.fsf.org/licensing/licenses/info/GPLv2.html and
+** http://www.gnu.org/copyleft/gpl.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights. These rights are described in the Nokia Qt GPL Exception
+** version 1.3, included in the file GPL_EXCEPTION.txt in this package.
+**
+***************************************************************************/
+
 #include "extensionsystem/pluginmanager.h"
 #include "extensionsystem/pluginspec.h"
 #include "extensionsystem/iplugin.h"
diff --git a/src/plugins/projectexplorer/ProjectExplorerInterfaces b/src/plugins/projectexplorer/ProjectExplorerInterfaces
index 6f1c8840fe8d369a88335d3c1ac232fa92be29e3..10d0b819104aef73eb1b887c9b5b84637aa126f5 100644
--- a/src/plugins/projectexplorer/ProjectExplorerInterfaces
+++ b/src/plugins/projectexplorer/ProjectExplorerInterfaces
@@ -1,3 +1,36 @@
+/***************************************************************************
+**
+** This file is part of Qt Creator
+**
+** Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).
+**
+** Contact:  Qt Software Information (qt-info@nokia.com)
+**
+**
+** Non-Open Source Usage
+**
+** Licensees may use this file in accordance with the Qt Beta Version
+** License Agreement, Agreement version 2.2 provided with the Software or,
+** alternatively, in accordance with the terms contained in a written
+** agreement between you and Nokia.
+**
+** GNU General Public License Usage
+**
+** Alternatively, this file may be used under the terms of the GNU General
+** Public License versions 2.0 or 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the packaging
+** of this file.  Please review the following information to ensure GNU
+** General Public Licensing requirements will be met:
+**
+** http://www.fsf.org/licensing/licenses/info/GPLv2.html and
+** http://www.gnu.org/copyleft/gpl.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights. These rights are described in the Nokia Qt GPL Exception
+** version 1.3, included in the file GPL_EXCEPTION.txt in this package.
+**
+***************************************************************************/
+
 #include "projectexplorer/buildparserinterface.h"
 #include "projectexplorer/projectexplorerconstants.h"
 #include "projectexplorer/project.h"