diff --git a/pkgs/development/python-modules/sphinxcontrib-serializinghtml/default.nix b/pkgs/development/python-modules/sphinxcontrib-serializinghtml/default.nix
index 87cb66dc19b6..4604eec5f184 100644
--- a/pkgs/development/python-modules/sphinxcontrib-serializinghtml/default.nix
+++ b/pkgs/development/python-modules/sphinxcontrib-serializinghtml/default.nix
@@ -1,19 +1,27 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, isPy27
+, pythonOlder
+, flit-core
 }:
 
 buildPythonPackage rec {
   pname = "sphinxcontrib-serializinghtml";
-  version = "1.1.5";
-  disabled = isPy27;
+  version = "1.1.9";
+  pyproject = true;
+
+  disabled = pythonOlder "3.9";
 
   src = fetchPypi {
-    inherit pname version;
-    sha256 = "aa5f6de5dfdf809ef505c4895e51ef5c9eac17d0f287933eb49ec495280b6952";
+    pname = "sphinxcontrib_serializinghtml";
+    inherit version;
+    hash = "sha256-DGT/iYM54frCmr0r9fEQePPsQTz+nARtMSDXymVTC1Q=";
   };
 
+  nativeBuildInputs = [
+    flit-core
+  ];
+
   # Check is disabled due to circular dependency of sphinx
   doCheck = false;
 
@@ -22,7 +30,7 @@ buildPythonPackage rec {
   meta = with lib; {
     description = "sphinxcontrib-serializinghtml is a sphinx extension which outputs \"serialized\" HTML files (json and pickle).";
     homepage = "https://github.com/sphinx-doc/sphinxcontrib-serializinghtml";
-    license = licenses.bsd0;
+    license = licenses.bsd2;
     maintainers = teams.sphinx.members;
   };
 }