diff -ru xcb-0.9.0.orig/xcbgen/matcher.py xcb-0.9.0/xcbgen/matcher.py
--- xcb-0.9.0.orig/xcbgen/matcher.py	2019-11-05 14:51:17.000000000 -0800
+++ xcb-0.9.0/xcbgen/matcher.py	2020-06-08 22:54:16.963052150 -0700
@@ -7,7 +7,7 @@
 '''
 
 from os.path import join
-from xml.etree.cElementTree import parse
+from xml.etree.ElementTree import parse
 
 from xcbgen.xtypes import *
 
diff -ru xcb-0.9.0.orig/xcbgen/state.py xcb-0.9.0/xcbgen/state.py
--- xcb-0.9.0.orig/xcbgen/state.py	2019-11-05 14:51:17.000000000 -0800
+++ xcb-0.9.0/xcbgen/state.py	2020-06-08 22:54:08.803138468 -0700
@@ -2,7 +2,7 @@
 This module contains the namespace class and the singleton module class.
 '''
 from os.path import dirname, basename
-from xml.etree.cElementTree import parse
+from xml.etree.ElementTree import parse
 
 from xcbgen import matcher
 from xcbgen.error import *