diff --git a/cli_docs/conf.py b/cli_docs/conf.py
index 5eb5f7e..715d8e3 100644
--- a/cli_docs/conf.py
+++ b/cli_docs/conf.py
@@ -24,7 +24,7 @@
 
 # If your documentation needs a minimal Sphinx version, state it here.
 #
-needs_sphinx = '4.2.0'
+needs_sphinx = '5.0.0'
 
 # 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/cli_docs/requirements.txt b/cli_docs/requirements.txt
index 8c3cd9b..94a075e 100644
--- a/cli_docs/requirements.txt
+++ b/cli_docs/requirements.txt
@@ -1,4 +1,4 @@
 # docs
-sphinx==4.2.0  # newer versions display function names in the wrong color?
+sphinx>=5.0.0  # newer versions display function names in the wrong color?
 sphinx_rtd_theme==0.5.2
 Jinja2<3.1  # https://github.com/readthedocs/readthedocs.org/issues/9038