diff --git a/src/collectionpage/collectionquotawidget.cpp b/src/collectionpage/collectionquotawidget.cpp
index fd6c1da22..70b91aacc 100644
--- a/src/collectionpage/collectionquotawidget.cpp
+++ b/src/collectionpage/collectionquotawidget.cpp
@@ -1,68 +1,68 @@
 /**
  *
  * Copyright (c) 2006 Till Adam <adam@kde.org>
  *
  * Copyright (C) 2012-2018 Laurent Montel <montel@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; version 2 of the License
  *
  *  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, write to the Free Software Foundation, Inc.,
  *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  *
  *  In addition, as a special exception, the copyright holders give
  *  permission to link the code of this program with any edition of
  *  the Qt library by Trolltech AS, Norway (or with modified versions
  *  of Qt that use the same license as Qt), and distribute linked
  *  combinations including the two.  You must obey the GNU General
  *  Public License in all respects for all of the code used other than
  *  Qt.  If you modify this file, you may extend this exception to
  *  your version of the file, but you are not obligated to do so.  If
  *  you do not wish to do so, delete this exception statement from
  *  your version.
  */
 
 #include "collectionquotawidget.h"
 
 #include <KLocalizedString>
 
 #include <QLabel>
 #include <qlayout.h>
 #include <qprogressbar.h>
 #include <KFormat>
 
 CollectionQuotaWidget::CollectionQuotaWidget(QWidget *parent)
     : QWidget(parent)
 {
     QGridLayout *layout = new QGridLayout(this);
 
     QLabel *lab = new QLabel(i18n("Usage:"), this);
     layout->addWidget(lab, 0, 0);
 
     mUsage = new QLabel(this);
     mUsage->setTextFormat(Qt::PlainText);
     layout->addWidget(mUsage, 0, 1);
 
     QLabel *Status = new QLabel(i18n("Status:"), this);
     layout->addWidget(Status, 1, 0);
     mProgressBar = new QProgressBar(this);
     // xgettext: no-c-format
     mProgressBar->setFormat(i18n("%p% full"));
     layout->addWidget(mProgressBar, 1, 1);
     layout->setRowStretch(2, 1);
 }
 
 void CollectionQuotaWidget::setQuotaInfo(qint64 current, qint64 maxValue)
 {
-    mProgressBar->setMaximum(maxValue);
-    mProgressBar->setValue(current);
+    int perc = qBound(0, qRound(100.0 * current / qMax(1LL, maxValue)), 100);
+    mProgressBar->setValue(perc);
     mUsage->setText(i18n("%1 of %2 used", KFormat().formatByteSize(qMax(0LL, current)), KFormat().formatByteSize(qMax(0LL, maxValue))));
 }