0.7.1: module not ready for sphinx >= 6.x about sphinxcontrib-mermaid HOT 1 OPEN

...
Mermaid error:
Could not import sphinx.util.SphinxParallelError (exception: No module named 'sphinx.util.SphinxParallelError')

diff --git a/README.rst b/README.rst
index d10dad3..d4d3e0f 100644
--- a/README.rst
+++ b/README.rst
@@ -65,19 +65,19 @@ module (ignoring classes imported from other modules).
 
 For example::
 
-    .. autoclasstree:: sphinx.util.SphinxParallelError sphinx.util.ExtensionError
+    .. autoclasstree:: sphinx.errors.SphinxParallelError sphinx.errors.ExtensionError
        :full:
 
-.. autoclasstree:: sphinx.util.SphinxParallelError sphinx.util.ExtensionError
+.. autoclasstree:: sphinx.errors.SphinxParallelError sphinx.errors.ExtensionError
    :full:
 
 
 Or directly the module::
 
-    .. autoclasstree:: sphinx.util
+    .. autoclasstree:: sphinx.errors
 
 
-.. autoclasstree:: sphinx.util
+.. autoclasstree:: sphinx.errors
 
 
 Installation
-- 
2.42.0

diff --git a/sphinxcontrib/autoclassdiag.py b/sphinxcontrib/autoclassdiag.py
index f1bf836..bcd8a20 100644
--- a/sphinxcontrib/autoclassdiag.py
+++ b/sphinxcontrib/autoclassdiag.py
@@ -1,6 +1,7 @@
 import inspect
 
-from sphinx.util import ExtensionError, import_object
+from sphinx.errors import ExtensionError
+from sphinx.util import import_object
 
 from .exceptions import MermaidError
 
-- 
2.42.0