diff --git a/pkgs/development/python-modules/cmigemo/default.nix b/pkgs/development/python-modules/cmigemo/default.nix
index 1e957bce45be..8f187d6430a2 100644
--- a/pkgs/development/python-modules/cmigemo/default.nix
+++ b/pkgs/development/python-modules/cmigemo/default.nix
@@ -3,6 +3,7 @@
   lib,
   buildPythonPackage,
   fetchPypi,
+  setuptools,
   six,
   cmigemo,
   pytestCheckHook,
@@ -11,14 +12,18 @@
 buildPythonPackage (finalAttrs: {
   pname = "cmigemo";
   version = "0.1.6";
-  format = "setuptools";
+  pyproject = true;
+
+  __structuredAttrs = true;
 
   src = fetchPypi {
     inherit (finalAttrs) pname version;
-    sha256 = "09j68kvcskav2cqb7pj12caksmj4wh2lhjp0csq00xpn0wqal4vk";
+    hash = "sha256-cxOqMAf2dgCwZuBKSAXkRFY9FRNB3rMwE1tNzfZERiY=";
   };
 
-  propagatedBuildInputs = [ six ];
+  build-system = [ setuptools ];
+
+  dependencies = [ six ];
 
   preConfigure = ''
     export LDFLAGS="-L${cmigemo}/lib"