diff --git a/dev-requirements.txt b/dev-requirements.txt
index 5c090f3c..f5566e56 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -4,7 +4,7 @@ coveralls==2.2.0
 pytest==6.2.4
 pytest-cov==2.12.1
 attrs~=21.2.0
-Sphinx==4.0.3
+Sphinx==4.1.0
 sphinx-bootstrap-theme==0.7.1
 sphinxcontrib-fulltoc==1.2.0
 sphinxcontrib-websupport==1.2.4