[bugfix] Require sphinx >= 4.1

Bug: T292921
Change-Id: I29aee1719dd2fb8cd81036a1344c167ea0afd9d9
---
M docs/conf.py
M docs/requirements-py3.txt
2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/docs/conf.py b/docs/conf.py
index d4430c2..d72fff1 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -46,7 +46,7 @@
 
 # If your documentation needs a minimal Sphinx version, state it here.
 #
-needs_sphinx = '1.8'
+needs_sphinx = '4.1'
 
 # Add any Sphinx extension module names here, as strings. They can be
 # extensions coming with Sphinx (named 'sphinx.ext.*') or your custom
diff --git a/docs/requirements-py3.txt b/docs/requirements-py3.txt
index f6022b4..3a80334 100644
--- a/docs/requirements-py3.txt
+++ b/docs/requirements-py3.txt
@@ -1,4 +1,4 @@
 # This is a PIP requirements file for building Sphinx documentation of pywikibot
 # requirements.txt is also needed
 
-sphinx > 3.5.0, != 4.0.0
\ No newline at end of file
+sphinx >= 4.1.0
\ No newline at end of file

