diff --git a/src/lib/adblock/adblockdialog.cpp b/src/lib/adblock/adblockdialog.cpp
index e396da559..08d0cb38b 100644
--- a/src/lib/adblock/adblockdialog.cpp
+++ b/src/lib/adblock/adblockdialog.cpp
@@ -21,6 +21,7 @@
 #include "adblocktreewidget.h"
 #include "adblockaddsubscriptiondialog.h"
 #include "mainapplication.h"
+#include "qztools.h"
 
 #include <QMenu>
 #include <QTimer>
@@ -28,7 +29,7 @@
 #include <QInputDialog>
 
 AdBlockDialog::AdBlockDialog(QWidget* parent)
-    : QDialog(parent)
+    : QWidget(parent)
     , m_manager(AdBlockManager::instance())
     , m_currentTreeWidget(0)
     , m_currentSubscription(0)
@@ -37,6 +38,9 @@ AdBlockDialog::AdBlockDialog(QWidget* parent)
 {
     setAttribute(Qt::WA_DeleteOnClose);
     setupUi(this);
+
+    QzTools::centerWidgetOnScreen(this);
+
 #ifdef Q_OS_MAC
     tabWidget->setDocumentMode(false);
 #endif
@@ -193,5 +197,5 @@ void AdBlockDialog::closeEvent(QCloseEvent* ev)
         m_manager->setUseLimitedEasyList(useLimitedEasyList->isChecked());
     }
 
-    QDialog::closeEvent(ev);
+    QWidget::closeEvent(ev);
 }
diff --git a/src/lib/adblock/adblockdialog.h b/src/lib/adblock/adblockdialog.h
index 0d068fe8f..64aa88756 100644
--- a/src/lib/adblock/adblockdialog.h
+++ b/src/lib/adblock/adblockdialog.h
@@ -18,7 +18,7 @@
 #ifndef ADBLOCKDIALOG_H
 #define ADBLOCKDIALOG_H
 
-#include <QDialog>
+#include <QWidget>
 
 #include "qz_namespace.h"
 #include "ui_adblockdialog.h"
@@ -28,7 +28,7 @@ class AdBlockTreeWidget;
 class AdBlockManager;
 class AdBlockRule;
 
-class QT_QUPZILLA_EXPORT AdBlockDialog : public QDialog, public Ui_AdBlockDialog
+class QT_QUPZILLA_EXPORT AdBlockDialog : public QWidget, public Ui_AdBlockDialog
 {
     Q_OBJECT
 
diff --git a/src/lib/adblock/adblockdialog.ui b/src/lib/adblock/adblockdialog.ui
index 452435eff..0331f0b2f 100644
--- a/src/lib/adblock/adblockdialog.ui
+++ b/src/lib/adblock/adblockdialog.ui
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <ui version="4.0">
  <class>AdBlockDialog</class>
- <widget class="QDialog" name="AdBlockDialog">
+ <widget class="QWidget" name="AdBlockDialog">
   <property name="geometry">
    <rect>
     <x>0</x>
@@ -141,38 +141,6 @@
   <include location="../data/icons.qrc"/>
  </resources>
  <connections>
-  <connection>
-   <sender>buttonBox</sender>
-   <signal>accepted()</signal>
-   <receiver>AdBlockDialog</receiver>
-   <slot>accept()</slot>
-   <hints>
-    <hint type="sourcelabel">
-     <x>75</x>
-     <y>495</y>
-    </hint>
-    <hint type="destinationlabel">
-     <x>157</x>
-     <y>274</y>
-    </hint>
-   </hints>
-  </connection>
-  <connection>
-   <sender>buttonBox</sender>
-   <signal>rejected()</signal>
-   <receiver>AdBlockDialog</receiver>
-   <slot>reject()</slot>
-   <hints>
-    <hint type="sourcelabel">
-     <x>75</x>
-     <y>495</y>
-    </hint>
-    <hint type="destinationlabel">
-     <x>286</x>
-     <y>274</y>
-    </hint>
-   </hints>
-  </connection>
   <connection>
    <sender>adblockCheckBox</sender>
    <signal>toggled(bool)</signal>
diff --git a/src/lib/adblock/adblockmanager.cpp b/src/lib/adblock/adblockmanager.cpp
index 3e9c0684e..80482517e 100644
--- a/src/lib/adblock/adblockmanager.cpp
+++ b/src/lib/adblock/adblockmanager.cpp
@@ -413,10 +413,13 @@ AdBlockSubscription* AdBlockManager::subscriptionByName(const QString &name) con
 AdBlockDialog* AdBlockManager::showDialog()
 {
     if (!m_adBlockDialog) {
-        m_adBlockDialog = new AdBlockDialog(mApp->getWindow());
+        m_adBlockDialog = new AdBlockDialog;
     }
 
     m_adBlockDialog.data()->show();
+    m_adBlockDialog.data()->raise();
+    m_adBlockDialog.data()->activateWindow();
+
     return m_adBlockDialog.data();
 }