diff -r 032bf4f225d0 -r 3deeda82636a docutil/docsvg.py
--- a/docutil/docsvg.py	Wed May 31 10:38:03 2023 +0200
+++ b/docutil/docsvg.py	Wed May 31 10:40:53 2023 +0200
@@ -25,6 +25,7 @@
 
 
 import os
+import sys
 import wx
 import subprocess
 from dialogs import MessageBoxOnce
@@ -33,8 +34,8 @@
 def _get_inkscape_path():
     """ Return the Inkscape binary path """
 
-    if wx.Platform == '__WXMSW__':
-        from six.moves import winreg
+    if sys.platform.startswith('win32'):
+        import winreg
         inkcmd = None
         tries = [(winreg.HKEY_LOCAL_MACHINE, 'Software\\Classes\\svgfile\\shell\\Inkscape\\command'),
                  (winreg.HKEY_LOCAL_MACHINE, 'Software\\Classes\\inkscape.svg\\shell\\open\\command'),