diff --git a/pkgs/development/python-modules/python-opensky/default.nix b/pkgs/development/python-modules/python-opensky/default.nix
index 49391b7b032e..034fdcb6b102 100644
--- a/pkgs/development/python-modules/python-opensky/default.nix
+++ b/pkgs/development/python-modules/python-opensky/default.nix
@@ -6,6 +6,7 @@
   fetchFromGitHub,
   poetry-core,
   pydantic,
+  pyprojectVersionPatchHook,
   pytest-asyncio,
   pytest-cov-stub,
   pytestCheckHook,
@@ -26,13 +27,15 @@ buildPythonPackage rec {
   };
 
   postPatch = ''
-    substituteInPlace pyproject.toml \
-      --replace 'version = "0.0.0"' 'version = "${version}"'
     substituteInPlace src/python_opensky/opensky.py \
       --replace ".joinpath(uri)" "/ uri"
   '';
 
-  nativeBuildInputs = [ poetry-core ];
+  nativeBuildInputs = [
+    pyprojectVersionPatchHook
+  ];
+
+  build-system = [ poetry-core ];
 
   propagatedBuildInputs = [
     aiohttp