diff --git a/pkgs/development/python-modules/wagtail-localize/default.nix b/pkgs/development/python-modules/wagtail-localize/default.nix
index e739ced42eb4..aa64499fd37a 100644
--- a/pkgs/development/python-modules/wagtail-localize/default.nix
+++ b/pkgs/development/python-modules/wagtail-localize/default.nix
@@ -18,12 +18,12 @@
 buildPythonPackage rec {
   pname = "wagtail-localize";
   version = "1.8.1";
-  format = "pyproject";
+  pyproject = true;
 
   disabled = pythonOlder "3.7";
 
   src = fetchFromGitHub {
-    repo = pname;
+    repo = "wagtail-localize";
     owner = "wagtail";
     rev = "refs/tags/v${version}";
     hash = "sha256-WOkixwcGvsH4vgL7KAQeeGtoh3+Usr9drXb3Uho1AS0=";