diff --git a/pkgs/development/python-modules/azure-mgmt-recoveryservicesbackup/default.nix b/pkgs/development/python-modules/azure-mgmt-recoveryservicesbackup/default.nix
index 7f8ab5b19a48..5504636c0443 100644
--- a/pkgs/development/python-modules/azure-mgmt-recoveryservicesbackup/default.nix
+++ b/pkgs/development/python-modules/azure-mgmt-recoveryservicesbackup/default.nix
@@ -1,25 +1,29 @@
-{ lib
-, azure-common
-, azure-mgmt-core
-, buildPythonPackage
-, fetchPypi
-, isodate
-, pythonOlder
+{
+  lib,
+  azure-common,
+  azure-mgmt-core,
+  buildPythonPackage,
+  fetchPypi,
+  isodate,
+  pythonOlder,
+  setuptools,
 }:
 
 buildPythonPackage rec {
   pname = "azure-mgmt-recoveryservicesbackup";
-  version = "9.0.0";
-  format = "setuptools";
+  version = "9.1.0";
+  pyproject = true;
 
   disabled = pythonOlder "3.8";
 
   src = fetchPypi {
     inherit pname version;
-    hash = "sha256-H/SsO/DnHXSsSyejYX7BFem1GqPh20DRGecrYVkIu1E=";
+    hash = "sha256-Hp/UBsDJ7iYn9aNx8BL4dzQvf8bzOyVk/NFNbwZjzQ8=";
   };
 
-  propagatedBuildInputs = [
+  build-system = [ setuptools ];
+
+  dependencies = [
     azure-common
     azure-mgmt-core
     isodate
@@ -28,9 +32,7 @@ buildPythonPackage rec {
   # Module has no tests
   doCheck = false;
 
-  pythonImportsCheck = [
-    "azure.mgmt.recoveryservicesbackup"
-  ];
+  pythonImportsCheck = [ "azure.mgmt.recoveryservicesbackup" ];
 
   meta = with lib; {
     description = "This is the Microsoft Azure Recovery Services Backup Management Client Library";