diff --git a/pkgs/development/python-modules/xmlschema/default.nix b/pkgs/development/python-modules/xmlschema/default.nix
index 4e47ef7b6dc5..1a619359196c 100644
--- a/pkgs/development/python-modules/xmlschema/default.nix
+++ b/pkgs/development/python-modules/xmlschema/default.nix
@@ -8,16 +8,17 @@
 }:
 
 buildPythonPackage rec {
-  version = "1.11.0";
   pname = "xmlschema";
+  version = "1.11.1";
+  format = "setuptools";
 
-  disabled = pythonOlder "3.6";
+  disabled = pythonOlder "3.7";
 
   src = fetchFromGitHub {
     owner = "sissaschool";
     repo = "xmlschema";
     rev = "refs/tags/v${version}";
-    sha256 = "sha256-WnX4MmrHHELzUcUnP34A+kK0x4ARm6qrEN7+KQk9/Ts=";
+    hash = "sha256-ccbVYvQBM4U8wgNXlgi5qYxUZHpajWs/eVXbCFdG5bU=";
   };
 
   propagatedBuildInputs = [
@@ -42,7 +43,9 @@ buildPythonPackage rec {
     "tests/test_validation.py"
   ];
 
-  pythonImportsCheck = [ "xmlschema" ];
+  pythonImportsCheck = [
+    "xmlschema"
+  ];
 
   meta = with lib; {
     description = "XML Schema validator and data conversion library for Python";