diff --git a/pkgs/development/python-modules/tern/default.nix b/pkgs/development/python-modules/tern/default.nix
index 285d38f245a5..6a9fd47e914d 100644
--- a/pkgs/development/python-modules/tern/default.nix
+++ b/pkgs/development/python-modules/tern/default.nix
@@ -5,6 +5,7 @@
   docker,
   dockerfile-parse,
   fetchPypi,
+  setuptools,
   gitpython,
   idna,
   license-expression,
@@ -17,23 +18,29 @@
   stevedore,
 }:
 
-buildPythonPackage rec {
+buildPythonPackage (finalAttrs: {
   pname = "tern";
   version = "2.12.1";
-  format = "setuptools";
+  pyproject = true;
+
+  __structuredAttrs = true;
 
   src = fetchPypi {
-    inherit pname version;
+    pname = "tern";
+    inherit (finalAttrs) version;
     hash = "sha256-yMIvFiliEHrbZMqvX3ZAROWcqii5VmB54QEYHGRJocA=";
   };
 
+  build-system = [
+    setuptools
+    pbr
+  ];
+
   preBuild = ''
     cp requirements.{in,txt}
   '';
 
-  nativeBuildInputs = [ pbr ];
-
-  propagatedBuildInputs = [
+  dependencies = [
     pyyaml
     docker
     dockerfile-parse
@@ -57,8 +64,8 @@ buildPythonPackage rec {
     description = "Software composition analysis tool and Python library that generates a Software Bill of Materials for container images and Dockerfiles";
     mainProgram = "tern";
     homepage = "https://github.com/tern-tools/tern";
-    changelog = "https://github.com/tern-tools/tern/releases/tag/v${version}";
+    changelog = "https://github.com/tern-tools/tern/releases/tag/v${finalAttrs.version}";
     license = lib.licenses.bsd2;
     maintainers = [ ];
   };
-}
+})