diff --git a/bgl.cc b/bgl.cc
index 2fc4ce40..0553e646 100644
--- a/bgl.cc
+++ b/bgl.cc
@@ -29,7 +29,6 @@
 #include <QSemaphore>
 #include <QThreadPool>
 #include <QAtomicInt>
-#include <QDebug>
 
 #if (QT_VERSION >= QT_VERSION_CHECK(6,0,0))
 #include <QtCore5Compat/QRegExp>
diff --git a/bgl_babylon.cc b/bgl_babylon.cc
index 16bdf561..5362a45c 100644
--- a/bgl_babylon.cc
+++ b/bgl_babylon.cc
@@ -33,7 +33,6 @@
 #include "iconv.hh"
 #include "htmlescape.hh"
 #include <QString>
-#include <QDebug>
 #include "dictionary.hh"
 #include "wstring_qt.hh"
 
diff --git a/dictdfiles.cc b/dictdfiles.cc
index 7344cbba..730cb31d 100644
--- a/dictdfiles.cc
+++ b/dictdfiles.cc
@@ -20,7 +20,6 @@
 #include "ftshelpers.hh"
 #include <QUrl>
 
-#include <QDebug>
 
 #include <QRegularExpression>
 
diff --git a/dictionarybar.cc b/dictionarybar.cc
index e8b4dbb2..e02a0a37 100644
--- a/dictionarybar.cc
+++ b/dictionarybar.cc
@@ -6,7 +6,6 @@
 #include <QProcess>
 #include "gddebug.hh"
 #include "fsencoding.hh"
-#include <QDebug>
 
 using std::vector;
 
diff --git a/favoritespanewidget.cc b/favoritespanewidget.cc
index 4bfa5daa..588992c2 100644
--- a/favoritespanewidget.cc
+++ b/favoritespanewidget.cc
@@ -1,7 +1,6 @@
 /* This file is (c) 2017 Abs62
  * Part of GoldenDict. Licensed under GPLv3 or later, see the LICENSE file */
 
-#include <QDebug>
 #include <QApplication>
 #include <QDockWidget>
 #include <QKeyEvent>
diff --git a/ffmpegaudio.cc b/ffmpegaudio.cc
index e5460a6d..6a56c384 100644
--- a/ffmpegaudio.cc
+++ b/ffmpegaudio.cc
@@ -15,7 +15,6 @@ extern "C" {
 
 #include <QString>
 #include <QDataStream>
-#include <QDebug>
 
 #include <vector>
 #if( QT_VERSION >= QT_VERSION_CHECK( 6, 2, 0 ) )
diff --git a/gdappstyle.cc b/gdappstyle.cc
index d9b31f50..76852705 100644
--- a/gdappstyle.cc
+++ b/gdappstyle.cc
@@ -7,7 +7,6 @@
 
 #include <QWidget>
 #include <QToolButton>
-#include <QDebug>
 
 GdAppStyle::GdAppStyle(QProxyStyle * parent) : QProxyStyle(parent) {}
 
diff --git a/history.cc b/history.cc
index 866b3d1c..12f302e6 100644
--- a/history.cc
+++ b/history.cc
@@ -5,7 +5,6 @@
 #include "config.hh"
 #include "atomic_rename.hh"
 #include <QFile>
-#include <QDebug>
 
 History::History( unsigned size, unsigned maxItemLength_ ): maxSize( size ),
   maxItemLength( maxItemLength_ ), addingEnabled( true )
diff --git a/historypanewidget.cc b/historypanewidget.cc
index 4a67efa7..d2cde59f 100644
--- a/historypanewidget.cc
+++ b/historypanewidget.cc
@@ -1,7 +1,6 @@
 /* This file is (c) 2013 Tvangeste <i.4m.l33t@yandex.ru>
  * Part of GoldenDict. Licensed under GPLv3 or later, see the LICENSE file */
 
-#include <QDebug>
 #include <QApplication>
 #include <QDockWidget>
 #include <QKeyEvent>
diff --git a/iconv.cc b/iconv.cc
index cbdc17f7..cc6a8d6f 100644
--- a/iconv.cc
+++ b/iconv.cc
@@ -5,7 +5,6 @@
 #include <vector>
 #include <errno.h>
 #include <string.h>
-#include <QDebug>
 #include "wstring_qt.hh"
 
 char const * const Iconv::GdWchar = "UTF-32LE";
diff --git a/indexedzip.cc b/indexedzip.cc
index e2fb32a4..3eb0ee28 100644
--- a/indexedzip.cc
+++ b/indexedzip.cc
@@ -13,7 +13,6 @@
 #else
 #include <QTextCodec>
 #endif
-#include <QDebug>
 
 using namespace BtreeIndexing;
 using std::vector;
diff --git a/lsa.cc b/lsa.cc
index 6ccffc6a..6e17fdae 100644
--- a/lsa.cc
+++ b/lsa.cc
@@ -22,7 +22,6 @@
 #include <vorbis/vorbisfile.h>
 #include <QDir>
 #include <QUrl>
-#include <QDebug>
 #include <QFile>
 
 #include "utils.hh"
diff --git a/main.cc b/main.cc
index b8cac235..479d36d8 100644
--- a/main.cc
+++ b/main.cc
@@ -28,7 +28,6 @@
 #include "atomic_rename.hh"
 #include <QtWebEngineCore/QWebEngineUrlScheme>
 #include <QMessageBox>
-#include <QDebug>
 #include <QFile>
 #include <QByteArray>
 #include <QString>
diff --git a/mainstatusbar.cc b/mainstatusbar.cc
index 1c539e14..5955079f 100644
--- a/mainstatusbar.cc
+++ b/mainstatusbar.cc
@@ -6,7 +6,6 @@
 #include <Qt>
 #include <QFrame>
 #include <QVBoxLayout>
-#include <QDebug>
 #include <QEvent>
 #include <QApplication>
 
diff --git a/maintabwidget.cc b/maintabwidget.cc
index 0d15f9d1..a6ddf9ad 100644
--- a/maintabwidget.cc
+++ b/maintabwidget.cc
@@ -2,7 +2,6 @@
  * Part of GoldenDict. Licensed under GPLv3 or later, see the LICENSE file */
 
 #include "maintabwidget.hh"
-#include <QDebug>
 #include <QEvent>
 #include <QMouseEvent>
 
diff --git a/sdict.cc b/sdict.cc
index 88423f99..74c76b40 100644
--- a/sdict.cc
+++ b/sdict.cc
@@ -26,7 +26,6 @@
 #include <QSemaphore>
 #include <QThreadPool>
 #include <QAtomicInt>
-#include <QDebug>
 #include <QRegExp>
 #if (QT_VERSION >= QT_VERSION_CHECK(6,0,0))
 #include <QtCore5Compat>
diff --git a/sounddir.cc b/sounddir.cc
index 3eb9e170..f63b4579 100644
--- a/sounddir.cc
+++ b/sounddir.cc
@@ -17,7 +17,6 @@
 #include <set>
 #include <QDir>
 #include <QFileInfo>
-#include <QDebug>
 
 namespace SoundDir {
 
diff --git a/stardict.cc b/stardict.cc
index b4d70b5b..a757ea69 100644
--- a/stardict.cc
+++ b/stardict.cc
@@ -41,7 +41,6 @@
 #include <QSemaphore>
 #include <QThreadPool>
 #include <QAtomicInt>
-#include <QDebug>
 #if (QT_VERSION >= QT_VERSION_CHECK(6,0,0))
 #include <QtCore5Compat/QRegExp>
 #else
diff --git a/translatebox.cc b/translatebox.cc
index 5f7652bf..32c56e36 100644
--- a/translatebox.cc
+++ b/translatebox.cc
@@ -8,7 +8,6 @@
 #include <QEvent>
 #include <QKeyEvent>
 #include <QApplication>
-#include <QDebug>
 #include <QModelIndex>
 #include <QScrollBar>
 #include <QStyle>
diff --git a/wordlist.cc b/wordlist.cc
index 2d95cfca..f181a211 100644
--- a/wordlist.cc
+++ b/wordlist.cc
@@ -1,7 +1,6 @@
 /* This file is (c) 2013 Tvangeste <i.4m.l33t@yandex.ru>
  * Part of GoldenDict. Licensed under GPLv3 or later, see the LICENSE file */
 
-#include <QDebug>
 
 #include "wordlist.hh"
 
diff --git a/xdxf.cc b/xdxf.cc
index 6fabadde..5f2f5c19 100644
--- a/xdxf.cc
+++ b/xdxf.cc
@@ -37,7 +37,6 @@
 #include <QFileInfo>
 #include <QDir>
 #include <QPainter>
-#include <QDebug>
 #include <QRegExp>
 #if (QT_VERSION >= QT_VERSION_CHECK(6,0,0))
 #include <QtCore5Compat>
diff --git a/xdxf2html.cc b/xdxf2html.cc
index 2b1796ad..4bd18e9d 100644
--- a/xdxf2html.cc
+++ b/xdxf2html.cc
@@ -13,7 +13,6 @@
 #include "filetype.hh"
 #include "htmlescape.hh"
 #include "utils.hh"
-#include <QDebug>
 #include "xdxf.hh"
 
 #include <QRegularExpression>
diff --git a/zim.cc b/zim.cc
index 9057e29e..3dbe7fe1 100644
--- a/zim.cc
+++ b/zim.cc
@@ -33,7 +33,6 @@
 #include <QAtomicInt>
 #include <QImage>
 #include <QDir>
-#include <QDebug>
 
 #include <QRegularExpression>
 
diff --git a/zipsounds.cc b/zipsounds.cc
index aabd582e..f0e8049b 100644
--- a/zipsounds.cc
+++ b/zipsounds.cc
@@ -18,7 +18,6 @@
 #include <string>
 #include <QFile>
 #include <QDir>
-#include <QDebug>
 
 #ifdef _MSC_VER
 #include <stub_msvc.h>