diff --git a/src/core/agentconfigurationbase.cpp b/src/core/agentconfigurationbase.cpp
index fd2bee4ea..ccad567f5 100644
--- a/src/core/agentconfigurationbase.cpp
+++ b/src/core/agentconfigurationbase.cpp
@@ -1,113 +1,113 @@
 /*
     Copyright (c) 2018 Daniel Vrátil <dvratil@kde.org>
 
     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.
 */
 
 #include "agentconfigurationbase.h"
 #include "agentmanager.h"
 #include "akonadicore_debug.h"
 
 
 #include <KAboutData>
 #include <QDialogButtonBox>
 #include <QSize>
 
 namespace Akonadi {
 class Q_DECL_HIDDEN AgentConfigurationBase::Private {
 public:
     Private(const KSharedConfigPtr &config, QWidget *parentWidget, const QVariantList &args)
         : config(config)
         , parentWidget(parentWidget)
     {
         Q_ASSERT(args.size() >= 1);
         if (args.empty()) {
             qCCritical(AKONADICORE_LOG, "AgentConfigurationBase instantiated with invalid arguments");
             return;
         }
         identifier = args.at(0).toString();
     }
 
     KSharedConfigPtr config;
     QString identifier;
     QScopedPointer<KAboutData> aboutData;
     QWidget *parentWidget = nullptr;
 };
 }
 
 using namespace Akonadi;
 
 AgentConfigurationBase::AgentConfigurationBase(const KSharedConfigPtr &config,
                                                QWidget *parentWidget,
                                                const QVariantList &args)
     : QObject(reinterpret_cast<QObject*>(parentWidget))
     , d(new Private(config, parentWidget, args))
 {
 }
 
 AgentConfigurationBase::~AgentConfigurationBase()
 {
 }
 
 KSharedConfigPtr AgentConfigurationBase::config() const
 {
     return d->config;
 }
 
 QString AgentConfigurationBase::identifier() const
 {
     return d->identifier;
 }
 
 void AgentConfigurationBase::load()
 {
     d->config->reparseConfiguration();
 }
 
 bool AgentConfigurationBase::save() const
 {
     d->config->sync();
     d->config->reparseConfiguration();
     return true;
 }
 
 QWidget *AgentConfigurationBase::parentWidget() const
 {
     return d->parentWidget;
 }
 
 void AgentConfigurationBase::setKAboutData(const KAboutData &aboutData)
 {
     d->aboutData.reset(new KAboutData(aboutData));
 }
 
 KAboutData *AgentConfigurationBase::aboutData() const
 {
     return d->aboutData.data();
 }
 
 QSize AgentConfigurationBase::restoreDialogSize() const
 {
     return {};
 }
 
-void AgentConfigurationBase::saveDialogSize(const QSize&)
+void AgentConfigurationBase::saveDialogSize(const QSize&) // clazy:exclude=function-args-by-value
 {}
 
 QDialogButtonBox::StandardButtons AgentConfigurationBase::standardButtons() const
 {
     return QDialogButtonBox::Ok | QDialogButtonBox::Apply | QDialogButtonBox::Cancel;
 }