diff --git a/pkgs/development/python-modules/dctorch/default.nix b/pkgs/development/python-modules/dctorch/default.nix
index 90bfbceae4c2..ac443764d29b 100644
--- a/pkgs/development/python-modules/dctorch/default.nix
+++ b/pkgs/development/python-modules/dctorch/default.nix
@@ -18,9 +18,9 @@ buildPythonPackage rec {
     hash = "sha256-TmfLAkiofrQNWYBhIlY4zafbZPgFftISCGloO/rlEG4=";
   };
 
-  nativeBuildInputs = [ poetry-core ];
+  build-system = [ poetry-core ];
 
-  propagatedBuildInputs = [
+  dependencies = [
     numpy
     scipy
     torch