diff --git a/pkgs/development/python-modules/sphinx/default.nix b/pkgs/development/python-modules/sphinx/default.nix
index 40f17f10cfc8..f3a4f84c3ae6 100644
--- a/pkgs/development/python-modules/sphinx/default.nix
+++ b/pkgs/development/python-modules/sphinx/default.nix
@@ -30,7 +30,7 @@
 
 buildPythonPackage rec {
   pname = "sphinx";
-  version = "4.5.0";
+  version = "5.0.2";
   format = "setuptools";
 
   disabled = pythonOlder "3.6";
@@ -38,8 +38,8 @@ buildPythonPackage rec {
   src = fetchFromGitHub {
     owner = "sphinx-doc";
     repo = pname;
-    rev = "v${version}";
-    sha256 = "sha256-Lw9yZWCQpt02SL/McWPcyFRfVhQHC0TejcYRbVw+VxY=";
+    rev = "refs/tags/v${version}";
+    hash = "sha256-kdwznYvs4szhC+qoL2Zsib9cU69fag1KhCXl8qIGkZU=";
     postFetch = ''
       cd $out
       mv tests/roots/test-images/testimäge.png \
@@ -50,7 +50,7 @@ buildPythonPackage rec {
 
   postPatch = ''
     substituteInPlace setup.py \
-      --replace "docutils>=0.14,<0.18" "docutils>=0.14"
+      --replace "docutils>=0.14,<0.19" "docutils>=0.14"
 
     # remove impurity caused by date inclusion
     # https://github.com/sphinx-doc/sphinx/blob/master/setup.cfg#L4-L6