diff --git a/src/calibre/gui2/book_details.py b/src/calibre/gui2/book_details.py
index 4dbcab6708..b59b25fe55 100644
--- a/src/calibre/gui2/book_details.py
+++ b/src/calibre/gui2/book_details.py
@@ -9,7 +9,7 @@ from collections import namedtuple
 from functools import partial
 from PyQt5.Qt import (
     QAction, QApplication, QColor, QEasingCurve, QIcon, QKeySequence, QLayout, QMenu,
-    QMimeData, QPainter, QPen, QPixmap, QPropertyAnimation, QRect, QSize,
+    QMimeData, QPainter, QPen, QPixmap, QPropertyAnimation, QRect, QSize, QClipboard,
     QSizePolicy, Qt, QUrl, QWidget, pyqtProperty, pyqtSignal
 )
 
@@ -604,7 +604,7 @@ class CoverView(QWidget):  # {{{
             cb = QApplication.instance().clipboard()
             pmap = cb.pixmap()
             if pmap.isNull() and cb.supportsSelection():
-                pmap = cb.pixmap(cb.Selection)
+                pmap = cb.pixmap(QClipboard.Mode.Selection)
         if not pmap.isNull():
             self.update_cover(pmap)
 
diff --git a/src/calibre/gui2/tweak_book/editor/insert_resource.py b/src/calibre/gui2/tweak_book/editor/insert_resource.py
index b7fb9645cc..4addc8dedd 100644
--- a/src/calibre/gui2/tweak_book/editor/insert_resource.py
+++ b/src/calibre/gui2/tweak_book/editor/insert_resource.py
@@ -9,7 +9,7 @@ import os
 import sys
 from functools import partial
 from PyQt5.Qt import (
-    QAbstractListModel, QApplication, QCheckBox, QFormLayout, QGridLayout,
+    QAbstractListModel, QApplication, QCheckBox, QFormLayout, QGridLayout, QClipboard,
     QHBoxLayout, QIcon, QInputDialog, QLabel, QLineEdit, QListView, QMenu, QPainter,
     QPixmap, QRect, QSize, QSizePolicy, QSortFilterProxyModel, QStyledItemDelegate,
     Qt, QToolButton, QTreeWidget, QTreeWidgetItem, QVBoxLayout, pyqtSignal, QDialog, QDialogButtonBox
@@ -316,7 +316,7 @@ class InsertImage(Dialog):
         c = QApplication.instance().clipboard()
         img = c.image()
         if img.isNull():
-            img = c.image(c.Selection)
+            img = c.image(QClipboard.Mode.Selection)
         if img.isNull():
             return error_dialog(self, _('No image'), _(
                 'There is no image on the clipboard'), show=True)
diff --git a/src/calibre/gui2/widgets.py b/src/calibre/gui2/widgets.py
index 22b3a405f4..f2cf65f364 100644
--- a/src/calibre/gui2/widgets.py
+++ b/src/calibre/gui2/widgets.py
@@ -12,7 +12,7 @@ from PyQt5.Qt import (QIcon, QFont, QLabel, QListWidget, QAction, QEvent,
         QCursor, QColor, QWidget, QPixmap, QSplitterHandle, QToolButton,
         Qt, pyqtSignal, QRegExp, QSize, QSplitter, QPainter, QPageSize, QPrinter,
         QLineEdit, QComboBox, QPen, QGraphicsScene, QMenu, QStringListModel, QKeySequence,
-        QCompleter, QTimer, QRect, QGraphicsView, QPagedPaintDevice, QPalette)
+        QCompleter, QTimer, QRect, QGraphicsView, QPagedPaintDevice, QPalette, QClipboard)
 
 from calibre.constants import iswindows, ismacos
 from calibre.gui2 import (error_dialog, pixmap_to_data, gprefs,
@@ -295,7 +295,7 @@ class ImageDropMixin(object):  # {{{
         cb = QApplication.instance().clipboard()
         pmap = cb.pixmap()
         if pmap.isNull() and cb.supportsSelection():
-            pmap = cb.pixmap(cb.Selection)
+            pmap = cb.pixmap(QClipboard.Mode.Selection)
         if not pmap.isNull():
             self.set_pixmap(pmap)
             self.cover_changed.emit(