diff --git a/pkgs/development/python-modules/av/default.nix b/pkgs/development/python-modules/av/default.nix
index e50028415d8a..57fca04c0a4b 100644
--- a/pkgs/development/python-modules/av/default.nix
+++ b/pkgs/development/python-modules/av/default.nix
@@ -17,24 +17,25 @@
 
 buildPythonPackage rec {
   pname = "av";
-  version = "12.2.0";
+  version = "12.3.0";
   pyproject = true;
 
-  disabled = pythonOlder "3.7";
+  disabled = pythonOlder "3.8";
 
   src = fetchFromGitHub {
-    owner = "mikeboers";
+    owner = "PyAV-Org";
     repo = "PyAV";
     rev = "refs/tags/v${version}";
-    hash = "sha256-yPVAtL71pL/ok3bli+r/IruCrmmhNyv98pr7z3m8sbo=";
+    hash = "sha256-ezeYv55UzNnnYDjrMz5YS5g2pV6U/Fxx3e2bCoPP3eI=";
   };
 
-  nativeBuildInputs = [
+  build-system = [
     cython
-    pkg-config
     setuptools
   ];
 
+  nativeBuildInputs = [ pkg-config ];
+
   buildInputs = [ ffmpeg_6-headless ];
 
   preCheck =
@@ -95,7 +96,7 @@ buildPythonPackage rec {
   meta = with lib; {
     description = "Pythonic bindings for FFmpeg/Libav";
     mainProgram = "pyav";
-    homepage = "https://github.com/mikeboers/PyAV/";
+    homepage = "https://github.com/PyAV-Org/PyAV";
     changelog = "https://github.com/PyAV-Org/PyAV/blob/v${version}/CHANGELOG.rst";
     license = licenses.bsd2;
     maintainers = [ ];