diff --git a/Doc/tools/sphinxext/pyspecific.py b/Doc/tools/sphinxext/pyspecific.py
index 00190f2..d389243 100644
--- a/Doc/tools/sphinxext/pyspecific.py
+++ b/Doc/tools/sphinxext/pyspecific.py
@@ -47,7 +47,11 @@
 from pprint import pformat
 from docutils.io import StringOutput
 from docutils.utils import new_document
-from sphinx.builder import Builder
+
+try:
+    from sphinx.builders import Builder
+except ImportError:
+    from sphinx.builder import Builder
 
 try:
     from sphinx.writers.text import TextWriter