diff --git a/pkgs/development/python-modules/agate-excel/default.nix b/pkgs/development/python-modules/agate-excel/default.nix
index a017f71834bd..5367dab12476 100644
--- a/pkgs/development/python-modules/agate-excel/default.nix
+++ b/pkgs/development/python-modules/agate-excel/default.nix
@@ -1,7 +1,8 @@
 {
   lib,
-  fetchPypi,
+  fetchFromGitHub,
   buildPythonPackage,
+  setuptools,
   agate,
   openpyxl,
   xlrd,
@@ -9,17 +10,21 @@
   pytestCheckHook,
 }:
 
-buildPythonPackage rec {
+buildPythonPackage (finalAttrs: {
   pname = "agate-excel";
-  version = "0.4.1";
-  format = "setuptools";
+  version = "0.4.2";
+  pyproject = true;
 
-  src = fetchPypi {
-    inherit pname version;
-    hash = "sha256-KEJmGMkHRxEebVZumD2Djx4vrmQeppcNessOnUs4QJE=";
+  src = fetchFromGitHub {
+    owner = "wireservice";
+    repo = "agate-excel";
+    tag = finalAttrs.version;
+    hash = "sha256-sKy7NaRhJ4KYOOUKuNs0SGutUn8XEmSeQFQ/57gTGCg=";
   };
 
-  propagatedBuildInputs = [
+  build-system = [ setuptools ];
+
+  dependencies = [
     agate
     openpyxl
     xlrd
@@ -33,8 +38,8 @@ buildPythonPackage rec {
   meta = {
     description = "Adds read support for excel files to agate";
     homepage = "https://github.com/wireservice/agate-excel";
-    changelog = "https://github.com/wireservice/agate-excel/blob/${version}/CHANGELOG.rst";
+    changelog = "https://github.com/wireservice/agate-excel/blob/${finalAttrs.src.tag}/CHANGELOG.rst";
     license = lib.licenses.mit;
     maintainers = [ ];
   };
-}
+})