diff --git a/pkgs/development/python-modules/aiopurpleair/default.nix b/pkgs/development/python-modules/aiopurpleair/default.nix
index 2684877e0afb..74352f3c3b41 100644
--- a/pkgs/development/python-modules/aiopurpleair/default.nix
+++ b/pkgs/development/python-modules/aiopurpleair/default.nix
@@ -16,7 +16,7 @@
 buildPythonPackage rec {
   pname = "aiopurpleair";
   version = "2025.08.1";
-  format = "pyproject";
+  pyproject = true;
 
   disabled = pythonOlder "3.9";
 
@@ -27,9 +27,9 @@ buildPythonPackage rec {
     hash = "sha256-VmKIIgfZFk9z8WORDHA4ibL4FZchiRrT6L0rCkxosoc=";
   };
 
-  nativeBuildInputs = [ poetry-core ];
+  build-system = [ poetry-core ];
 
-  propagatedBuildInputs = [
+  dependencies = [
     aiohttp
     pydantic
     certifi
@@ -54,8 +54,8 @@ buildPythonPackage rec {
   meta = with lib; {
     description = "Python library for interacting with the PurpleAir API";
     homepage = "https://github.com/bachya/aiopurpleair";
-    changelog = "https://github.com/bachya/aiopurpleair/releases/tag/${version}";
-    license = with licenses; [ mit ];
+    changelog = "https://github.com/bachya/aiopurpleair/releases/tag/${src.tag}";
+    license = licenses.mit;
     maintainers = with maintainers; [ fab ];
   };
 }