diff --git a/bypy/init_env.py b/bypy/init_env.py
index 34d7665759..4205c855f1 100644
--- a/bypy/init_env.py
+++ b/bypy/init_env.py
@@ -96,9 +96,6 @@ PYQT_MODULES = (
 )
 del dlls
 
-if iswindows:
-    PYQT_MODULES += ('QtWinExtras',)
-
 
 def read_cal_file(name):
     with open(os.path.join(CALIBRE_DIR, 'src', 'calibre', name), 'rb') as f:
diff --git a/bypy/sources.json b/bypy/sources.json
index d16da8ad9a..6103e60ed9 100644
--- a/bypy/sources.json
+++ b/bypy/sources.json
@@ -499,14 +499,6 @@
         }
     },
 
-    {
-        "name": "qt-winextras",
-        "os": "windows",
-        "hashes": {
-            "unix": "sha256:65b8272005dec00791ab7d81ab266d1e3313a3bbd8e54e546d984cf4c4ab550e"
-        }
-    },
-
 
     {
         "name": "qt-webengine",
diff --git a/src/calibre/test_build.py b/src/calibre/test_build.py
index 20a2262e1c..18b0c60a49 100644
--- a/src/calibre/test_build.py
+++ b/src/calibre/test_build.py
@@ -324,9 +324,6 @@ class BuildTest(unittest.TestCase):
             create_cover('xxx', ['yyy'])
             na = QNetworkAccessManager()
             self.assertTrue(hasattr(na, 'sslErrors'), 'Qt not compiled with openssl')
-            if iswindows:
-                from qt.core import QtWin
-                QtWin
             p = QWebEnginePage()
 
             def callback(result):
diff --git a/src/calibre/utils/open_with/windows.py b/src/calibre/utils/open_with/windows.py
index 01691c90d9..df3375c24e 100644
--- a/src/calibre/utils/open_with/windows.py
+++ b/src/calibre/utils/open_with/windows.py
@@ -6,7 +6,7 @@ __copyright__ = '2015, Kovid Goyal <kovid at kovidgoyal.net>'
 
 import re
 import sys
-from qt.core import QBuffer, QByteArray, QPixmap, Qt, QtWin, QIODevice
+from qt.core import QBuffer, QByteArray, QImage, QIODevice, QPixmap, Qt
 
 from calibre.gui2 import must_use_qt
 from calibre.utils.winreg.default_programs import split_commandline
@@ -16,7 +16,7 @@ ICON_SIZE = 256
 
 
 def hicon_to_pixmap(hicon):
-    return QtWin.fromHICON(int(hicon))
+    QPixmap.fromImage(QImage.fromHICON(int(hicon)))
 
 
 def pixmap_to_data(pixmap):
diff --git a/src/qt/__main__.py b/src/qt/__main__.py
index b1f5f3ab38..feeb55061b 100644
--- a/src/qt/__main__.py
+++ b/src/qt/__main__.py
@@ -44,7 +44,6 @@ def scan(name):
         module_names += ('sip',)
         mod = importlib.import_module(f'{QT_WRAPPER}.sip')
         name_map['sip'] = mod.__name__
-        name_map['QtWin'] = f'{QT_WRAPPER}.QtWinExtras'
     with open(f'{base}/{name}_name_map.py', 'w') as f:
         print('# autogenerated by __main__.py do not edit', file=f)
         print('name_map =', end=' ', file=f)
diff --git a/src/qt/core_name_map.py b/src/qt/core_name_map.py
index dd0bda36be..e67d941c75 100644
--- a/src/qt/core_name_map.py
+++ b/src/qt/core_name_map.py
@@ -579,7 +579,6 @@ name_map = {'PYQT_VERSION': 'PyQt6.QtCore',
  'QtPrintSupport': 'PyQt6.QtPrintSupport',
  'QtSvg': 'PyQt6.QtSvg',
  'QtWidgets': 'PyQt6.QtWidgets',
- 'QtWin': 'PyQt6.QtWinExtras',
  'pyqtBoundSignal': 'PyQt6.QtCore',
  'pyqtClassInfo': 'PyQt6.QtCore',
  'pyqtEnum': 'PyQt6.QtCore',