diff --git a/pkgs/development/python-modules/asyncinotify/default.nix b/pkgs/development/python-modules/asyncinotify/default.nix
index 9257e12f721..9049a228518 100644
--- a/pkgs/development/python-modules/asyncinotify/default.nix
+++ b/pkgs/development/python-modules/asyncinotify/default.nix
@@ -1,13 +1,14 @@
 { lib
 , buildPythonPackage
 , fetchFromGitLab
+, flit-core
 , python
 }:
 
 buildPythonPackage rec {
   pname = "asyncinotify";
   version = "4.0.2";
-  format = "flit";
+  format = "pyproject";
 
   src = fetchFromGitLab {
     owner = "Taywee";
@@ -16,6 +17,10 @@ buildPythonPackage rec {
     hash = "sha256-Q7b406UENCmD9SGbaml+y2YLDi7VLZBmDkYMo8CLuVw=";
   };
 
+  nativeBuildInputs = [
+    flit-core
+  ];
+
   checkPhase = ''
     ${python.pythonForBuild.interpreter} ${src}/test.py
   '';