diff --git a/pkgs/development/python-modules/et_xmlfile/default.nix b/pkgs/development/python-modules/et_xmlfile/default.nix
index 538ed10cde36..b744d2a693dd 100644
--- a/pkgs/development/python-modules/et_xmlfile/default.nix
+++ b/pkgs/development/python-modules/et_xmlfile/default.nix
@@ -1,23 +1,34 @@
 { lib
 , buildPythonPackage
-, fetchPypi
+, fetchFromGitLab
 , lxml
-, pytest
+, pytestCheckHook
+, pythonOlder
 }:
 
 buildPythonPackage rec {
-  version = "1.0.1";
-  pname = "et_xmlfile";
+  pname = "et-xmlfile";
+  version = "1.1";
+  format = "setuptools";
 
-  src = fetchPypi {
-    inherit pname version;
-    sha256="0nrkhcb6jdrlb6pwkvd4rycw34y3s931hjf409ij9xkjsli9fkb1";
+  disabled = pythonOlder "3.7";
+
+  src = fetchFromGitLab {
+    domain = "foss.heptapod.net";
+    owner = "openpyxl";
+    repo = "et_xmlfile";
+    rev = version;
+    hash = "sha256-MJimcnYKujOL3FedGreNpuw1Jpg48ataDmFd1qwTS5A=";
   };
 
-  nativeCheckInputs = [ lxml pytest ];
-  checkPhase = ''
-    py.test $out
-  '';
+  nativeCheckInputs = [
+    lxml
+    pytestCheckHook
+  ];
+
+  pythonImportsCheck = [
+    "et_xmlfile"
+  ];
 
   meta = with lib; {
     description = "An implementation of lxml.xmlfile for the standard library";
@@ -28,13 +39,9 @@ buildPythonPackage rec {
       allowing code to be developed that will work with both
       libraries. It was developed initially for the openpyxl project
       but is now a standalone module.
-
-      The code was written by Elias Rabel as part of the Python
-      Düsseldorf openpyxl sprint in September 2014.
     '';
-    homepage = "https://pypi.python.org/pypi/et_xmlfile";
+    homepage = "https://foss.heptapod.net/openpyxl/et_xmlfile";
     license = licenses.mit;
     maintainers = with maintainers; [ ];
   };
-
 }