diff --git a/autotests/qml/qmlbookmarksapitest.cpp b/autotests/qml/qmlbookmarksapitest.cpp
index 5fa68e63b..e0c0a975b 100644
--- a/autotests/qml/qmlbookmarksapitest.cpp
+++ b/autotests/qml/qmlbookmarksapitest.cpp
@@ -19,7 +19,6 @@
 #include "autotests.h"
 #include "mainapplication.h"
 #include "bookmarks.h"
-#include "bookmarkitem.h"
 #include "qml/api/bookmarks/qmlbookmarktreenode.h"
 
 void QmlBookmarksApiTest::initTestCase()
diff --git a/autotests/qml/qmlclipboardapitest.cpp b/autotests/qml/qmlclipboardapitest.cpp
index bfb9fd6fb..6d47411ad 100644
--- a/autotests/qml/qmlclipboardapitest.cpp
+++ b/autotests/qml/qmlclipboardapitest.cpp
@@ -17,7 +17,6 @@
 * ============================================================ */
 #include "qmlclipboardapitest.h"
 #include "autotests.h"
-#include "qmltesthelper.h"
 #include "mainapplication.h"
 #include <QClipboard>
 
diff --git a/autotests/qml/qmlcookiesapitest.cpp b/autotests/qml/qmlcookiesapitest.cpp
index 469e61f48..deea7276e 100644
--- a/autotests/qml/qmlcookiesapitest.cpp
+++ b/autotests/qml/qmlcookiesapitest.cpp
@@ -17,7 +17,6 @@
 * ============================================================ */
 #include "qmlcookiesapitest.h"
 #include "autotests.h"
-#include "qmltesthelper.h"
 #include "mainapplication.h"
 #include "cookiejar.h"
 #include "qml/api/cookies/qmlcookie.h"
diff --git a/autotests/qml/qmlhistoryapitest.cpp b/autotests/qml/qmlhistoryapitest.cpp
index da6fe44d2..f882648ec 100644
--- a/autotests/qml/qmlhistoryapitest.cpp
+++ b/autotests/qml/qmlhistoryapitest.cpp
@@ -17,7 +17,6 @@
 * ============================================================ */
 #include "qmlhistoryapitest.h"
 #include "autotests.h"
-#include "qmltesthelper.h"
 #include "mainapplication.h"
 #include "history.h"
 #include "qml/api/history/qmlhistoryitem.h"
diff --git a/autotests/qml/qmltabsapitest.cpp b/autotests/qml/qmltabsapitest.cpp
index a9661b92a..7e6c9b8d6 100644
--- a/autotests/qml/qmltabsapitest.cpp
+++ b/autotests/qml/qmltabsapitest.cpp
@@ -17,7 +17,6 @@
 * ============================================================ */
 #include "qmltabsapitest.h"
 #include "autotests.h"
-#include "qmltesthelper.h"
 #include "mainapplication.h"
 #include "tabwidget.h"
 
diff --git a/autotests/qml/qmltopsitesapitest.cpp b/autotests/qml/qmltopsitesapitest.cpp
index a4c903cd2..3a0c90203 100644
--- a/autotests/qml/qmltopsitesapitest.cpp
+++ b/autotests/qml/qmltopsitesapitest.cpp
@@ -17,7 +17,6 @@
 * ============================================================ */
 #include "qmltopsitesapitest.h"
 #include "autotests.h"
-#include "qmltesthelper.h"
 #include "mainapplication.h"
 #include "pluginproxy.h"
 #include "speeddial.h"
diff --git a/autotests/qml/qmluserscriptapitest.cpp b/autotests/qml/qmluserscriptapitest.cpp
index 6e2fc9afa..3a7e28cb8 100644
--- a/autotests/qml/qmluserscriptapitest.cpp
+++ b/autotests/qml/qmluserscriptapitest.cpp
@@ -17,7 +17,6 @@
 * ============================================================ */
 #include "qmluserscriptapitest.h"
 #include "autotests.h"
-#include "qmltesthelper.h"
 #include "mainapplication.h"
 #include <QWebEngineProfile>
 #include <QWebEngineScript>
diff --git a/autotests/qml/qmlwindowsapitest.cpp b/autotests/qml/qmlwindowsapitest.cpp
index a8682040d..a37aa0030 100644
--- a/autotests/qml/qmlwindowsapitest.cpp
+++ b/autotests/qml/qmlwindowsapitest.cpp
@@ -17,7 +17,6 @@
 * ============================================================ */
 #include "qmlwindowsapitest.h"
 #include "autotests.h"
-#include "qmltesthelper.h"
 #include "mainapplication.h"
 #include "qml/api/windows/qmlwindow.h"
 #include "pluginproxy.h"
diff --git a/src/lib/adblock/adblockrule.cpp b/src/lib/adblock/adblockrule.cpp
index 6195a1988..05fe7cc7f 100644
--- a/src/lib/adblock/adblockrule.cpp
+++ b/src/lib/adblock/adblockrule.cpp
@@ -50,7 +50,6 @@
 
 #include <QUrl>
 #include <QString>
-#include <QStringList>
 #include <QWebEnginePage>
 #include <QWebEngineUrlRequestInfo>
 
diff --git a/src/lib/adblock/adblocksubscription.cpp b/src/lib/adblock/adblocksubscription.cpp
index 4986bfd88..21d08b379 100644
--- a/src/lib/adblock/adblocksubscription.cpp
+++ b/src/lib/adblock/adblocksubscription.cpp
@@ -44,7 +44,6 @@
  */
 #include "adblocksubscription.h"
 #include "adblockmanager.h"
-#include "adblocksearchtree.h"
 #include "mainapplication.h"
 #include "networkmanager.h"
 #include "datapaths.h"
diff --git a/src/lib/app/mainapplication.cpp b/src/lib/app/mainapplication.cpp
index fc2c5b383..ffb43b6be 100644
--- a/src/lib/app/mainapplication.cpp
+++ b/src/lib/app/mainapplication.cpp
@@ -34,7 +34,6 @@
 #include "checkboxdialog.h"
 #include "networkmanager.h"
 #include "profilemanager.h"
-#include "restoremanager.h"
 #include "browsinglibrary.h"
 #include "downloadmanager.h"
 #include "clearprivatedata.h"
diff --git a/src/lib/autofill/autofillnotification.cpp b/src/lib/autofill/autofillnotification.cpp
index b769a5b2e..776044b44 100644
--- a/src/lib/autofill/autofillnotification.cpp
+++ b/src/lib/autofill/autofillnotification.cpp
@@ -17,9 +17,7 @@
 * ============================================================ */
 #include "autofillnotification.h"
 #include "ui_autofillnotification.h"
-#include "autofill.h"
 #include "mainapplication.h"
-#include "animatedwidget.h"
 #include "iconprovider.h"
 
 AutoFillNotification::AutoFillNotification(const QUrl &url, const PageFormData &formData, const PasswordEntry &updateData)
diff --git a/src/lib/bookmarks/bookmarksimport/chromeimporter.cpp b/src/lib/bookmarks/bookmarksimport/chromeimporter.cpp
index c4183ac38..6c6542820 100644
--- a/src/lib/bookmarks/bookmarksimport/chromeimporter.cpp
+++ b/src/lib/bookmarks/bookmarksimport/chromeimporter.cpp
@@ -20,7 +20,6 @@
 
 #include <QDir>
 #include <QFileDialog>
-#include <QVariantList>
 #include <QJsonDocument>
 
 ChromeImporter::ChromeImporter(QObject* parent)
diff --git a/src/lib/bookmarks/bookmarksimport/operaimporter.cpp b/src/lib/bookmarks/bookmarksimport/operaimporter.cpp
index ab006b67e..6e300cbd8 100644
--- a/src/lib/bookmarks/bookmarksimport/operaimporter.cpp
+++ b/src/lib/bookmarks/bookmarksimport/operaimporter.cpp
@@ -21,7 +21,6 @@
 #include <QUrl>
 #include <QDir>
 #include <QFileDialog>
-#include <QTextStream>
 
 OperaImporter::OperaImporter(QObject* parent)
     : BookmarksImporter(parent)
diff --git a/src/lib/bookmarks/bookmarksmodel.cpp b/src/lib/bookmarks/bookmarksmodel.cpp
index f9a664374..ad80406b1 100644
--- a/src/lib/bookmarks/bookmarksmodel.cpp
+++ b/src/lib/bookmarks/bookmarksmodel.cpp
@@ -20,7 +20,6 @@
 #include "bookmarks.h"
 
 #include <QApplication>
-#include <QMimeData>
 #include <QTimer>
 #include <QStyle>
 
diff --git a/src/lib/navigation/websearchbar.cpp b/src/lib/navigation/websearchbar.cpp
index 7c0820fa8..0ebb24739 100644
--- a/src/lib/navigation/websearchbar.cpp
+++ b/src/lib/navigation/websearchbar.cpp
@@ -23,9 +23,6 @@
 #include "settings.h"
 #include "qzsettings.h"
 #include "tabwidget.h"
-#include "clickablelabel.h"
-#include "buttonwithmenu.h"
-#include "searchenginesmanager.h"
 #include "searchenginesdialog.h"
 #include "networkmanager.h"
 #include "iconprovider.h"
diff --git a/src/lib/network/networkmanager.cpp b/src/lib/network/networkmanager.cpp
index 568bdf687..ccc0a2f6f 100644
--- a/src/lib/network/networkmanager.cpp
+++ b/src/lib/network/networkmanager.cpp
@@ -39,7 +39,6 @@
 #include <QNetworkReply>
 #include <QNetworkProxy>
 #include <QWebEngineProfile>
-#include <QWebEngineCertificateError>
 #include <QtWebEngineWidgetsVersion>
 
 #include <QWebEngineUrlScheme>
diff --git a/src/lib/opensearch/searchenginesmanager.cpp b/src/lib/opensearch/searchenginesmanager.cpp
index c1e490477..45df45bf5 100644
--- a/src/lib/opensearch/searchenginesmanager.cpp
+++ b/src/lib/opensearch/searchenginesmanager.cpp
@@ -22,7 +22,6 @@
 #include "iconprovider.h"
 #include "mainapplication.h"
 #include "opensearchreader.h"
-#include "opensearchengine.h"
 #include "settings.h"
 #include "qzsettings.h"
 #include "webview.h"
diff --git a/src/lib/other/qzsettings.cpp b/src/lib/other/qzsettings.cpp
index e900e85a9..6e6034875 100644
--- a/src/lib/other/qzsettings.cpp
+++ b/src/lib/other/qzsettings.cpp
@@ -16,7 +16,6 @@
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 * ============================================================ */
 #include "qzsettings.h"
-#include "settings.h"
 #include "webview.h"
 
 QzSettings::QzSettings()
diff --git a/src/lib/other/statusbar.cpp b/src/lib/other/statusbar.cpp
index 55375e478..31b61a84b 100644
--- a/src/lib/other/statusbar.cpp
+++ b/src/lib/other/statusbar.cpp
@@ -19,7 +19,6 @@
 #include "browserwindow.h"
 #include "tabwidget.h"
 #include "tabbedwebview.h"
-#include "squeezelabelv1.h"
 #include "mainapplication.h"
 #include "webpage.h"
 #include "proxystyle.h"
@@ -28,7 +27,6 @@
 #include "clickablelabel.h"
 
 #include <QStyleOptionFrame>
-#include <QStatusBar>
 #include <QToolTip>
 #include <QStylePainter>
 #include <QTimer>
diff --git a/src/lib/plugins/plugins.cpp b/src/lib/plugins/plugins.cpp
index ba422eb40..00eb7a1d5 100644
--- a/src/lib/plugins/plugins.cpp
+++ b/src/lib/plugins/plugins.cpp
@@ -16,7 +16,6 @@
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 * ============================================================ */
 #include "pluginproxy.h"
-#include "plugininterface.h"
 #include "mainapplication.h"
 #include "speeddial.h"
 #include "settings.h"
diff --git a/src/lib/plugins/speeddial.cpp b/src/lib/plugins/speeddial.cpp
index ec178c737..c734bdc57 100644
--- a/src/lib/plugins/speeddial.cpp
+++ b/src/lib/plugins/speeddial.cpp
@@ -25,7 +25,6 @@
 #include <QDir>
 #include <QCryptographicHash>
 #include <QFileDialog>
-#include <QWebEnginePage>
 #include <QImage>
 #include <QJsonDocument>
 
diff --git a/src/lib/tabwidget/combotabbar.cpp b/src/lib/tabwidget/combotabbar.cpp
index cac244467..0225775d1 100644
--- a/src/lib/tabwidget/combotabbar.cpp
+++ b/src/lib/tabwidget/combotabbar.cpp
@@ -32,7 +32,6 @@
 #include <QPropertyAnimation>
 #include <QScrollArea>
 #include <QTimer>
-#include <QTabBar>
 #include <QMouseEvent>
 #include <QApplication>
 #include <QToolTip>
diff --git a/src/lib/tabwidget/tabwidget.cpp b/src/lib/tabwidget/tabwidget.cpp
index 94d4b8759..dd6ee2ab5 100644
--- a/src/lib/tabwidget/tabwidget.cpp
+++ b/src/lib/tabwidget/tabwidget.cpp
@@ -21,7 +21,6 @@
 #include "webpage.h"
 #include "browserwindow.h"
 #include "mainapplication.h"
-#include "webtab.h"
 #include "clickablelabel.h"
 #include "closedtabsmanager.h"
 #include "locationbar.h"
diff --git a/src/plugins/AutoScroll/autoscroller.cpp b/src/plugins/AutoScroll/autoscroller.cpp
index 0831e1203..55cb41536 100644
--- a/src/plugins/AutoScroll/autoscroller.cpp
+++ b/src/plugins/AutoScroll/autoscroller.cpp
@@ -24,7 +24,6 @@
 #include <QApplication>
 #include <QMouseEvent>
 #include <QSettings>
-#include <QLabel>
 #include <QIcon>
 
 ScrollIndicator::ScrollIndicator(QWidget *parent)
diff --git a/src/plugins/KDEFrameworksIntegration/kdeframeworksintegrationplugin.cpp b/src/plugins/KDEFrameworksIntegration/kdeframeworksintegrationplugin.cpp
index cf36ce768..027e57498 100644
--- a/src/plugins/KDEFrameworksIntegration/kdeframeworksintegrationplugin.cpp
+++ b/src/plugins/KDEFrameworksIntegration/kdeframeworksintegrationplugin.cpp
@@ -30,7 +30,6 @@
 #include <KCrash>
 #include <KAboutData>
 #include <KProtocolInfo>
-#include <PurposeWidgets/Menu>
 #include <Purpose/AlternativesModel>
 
 #include <QWebEngineProfile>
diff --git a/src/plugins/PyFalkon/pythonplugin.cpp b/src/plugins/PyFalkon/pythonplugin.cpp
index eac1df795..f2fdbd803 100644
--- a/src/plugins/PyFalkon/pythonplugin.cpp
+++ b/src/plugins/PyFalkon/pythonplugin.cpp
@@ -17,7 +17,6 @@
 * ============================================================ */
 #include "pythonplugin.h"
 
-#include "plugins.h"
 #include "datapaths.h"
 #include "desktopfile.h"
 
diff --git a/src/plugins/TabManager/tabmanagerplugin.cpp b/src/plugins/TabManager/tabmanagerplugin.cpp
index 28c6b6d87..88de6c25f 100644
--- a/src/plugins/TabManager/tabmanagerplugin.cpp
+++ b/src/plugins/TabManager/tabmanagerplugin.cpp
@@ -16,7 +16,6 @@
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 * ============================================================ */
 #include "tabmanagerplugin.h"
-#include "tabmanagerwidgetcontroller.h"
 #include "tabmanagerwidget.h"
 #include "browserwindow.h"
 #include "pluginproxy.h"
diff --git a/src/plugins/TabManager/tabmanagerwidgetcontroller.cpp b/src/plugins/TabManager/tabmanagerwidgetcontroller.cpp
index 525d1d9c5..8aa99f56b 100644
--- a/src/plugins/TabManager/tabmanagerwidgetcontroller.cpp
+++ b/src/plugins/TabManager/tabmanagerwidgetcontroller.cpp
@@ -17,7 +17,6 @@
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 * ============================================================ */
 #include "tabmanagerwidgetcontroller.h"
-#include "tabmanagerwidget.h"
 #include "abstractbuttoninterface.h"
 #include "browserwindow.h"
 #include "tabwidget.h"