diff --git a/docs/requirements.txt b/docs/requirements.txt
index 0a6d838..5b2f6bd 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -1,4 +1,4 @@
-Sphinx==2.4.4
+Sphinx==6.1.3
 sphinx_rtd_theme==0.5.0
 sphinx-automodapi==0.12
 -r ../requirements.txt
diff --git a/requirements_dev.txt b/requirements_dev.txt
index b3bc190..bf56100 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -4,7 +4,7 @@ watchdog==0.10.3
 flake8==3.8.4
 tox==3.20.1
 coverage==5.3
-Sphinx==3.3.0
+Sphinx==6.1.3
 sphinx-automodapi==0.13
 twine==3.2.0
 pytest==6.1.2