diff --git a/pkgs/development/python-modules/python-magic/default.nix b/pkgs/development/python-modules/python-magic/default.nix
index adcbc9e547da..85d6258c4351 100644
--- a/pkgs/development/python-modules/python-magic/default.nix
+++ b/pkgs/development/python-modules/python-magic/default.nix
@@ -7,17 +7,18 @@
   replaceVars,
   file,
   pytestCheckHook,
+  setuptools,
 }:
 
-buildPythonPackage rec {
+buildPythonPackage (finalAttrs: {
   pname = "python-magic";
   version = "0.4.27";
-  format = "setuptools";
+  pyproject = true;
 
   src = fetchFromGitHub {
     owner = "ahupp";
     repo = "python-magic";
-    rev = version;
+    tag = finalAttrs.version;
     hash = "sha256-fZ+5xJ3P0EYK+6rQ8VzXv2zckKfEH5VUdISIR6ybIfQ=";
   };
 
@@ -43,6 +44,8 @@ buildPythonPackage rec {
     ./fix-parquet-test.patch
   ];
 
+  build-system = [ setuptools ];
+
   preCheck = ''
     export LC_ALL=en_US.UTF-8
   '';
@@ -59,4 +62,4 @@ buildPythonPackage rec {
     license = lib.licenses.mit;
     maintainers = [ ];
   };
-}
+})