diff --git a/setup.py b/setup.py
index b81feab..ae10839 100644
--- a/setup.py
+++ b/setup.py
@@ -64,7 +64,7 @@
         ],
         "docs": [
             "jinja2<3.1.0,>=3.0.0",
-            "sphinx==4.*,>=4.2.0",
+            "sphinx==5.*,>=5.0.0",
             "sphinx-rtd-theme==0.*,>=0.4.3",
             "sphinxcontrib-spelling==5.*,>=5.0.0",
         ],