1 files changed, 1 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/python-modules/aiorpcx/default.nix b/nixpkgs/pkgs/development/python-modules/aiorpcx/default.nix
index eae5b4a537c4..09a2bfb8562d 100644
--- a/nixpkgs/pkgs/development/python-modules/aiorpcx/default.nix
+++ b/nixpkgs/pkgs/development/python-modules/aiorpcx/default.nix
@@ -8,6 +8,7 @@
 buildPythonPackage rec {
   pname = "aiorpcx";
   version = "0.22.1";
+  format = "setuptools";
 
   src = fetchPypi {
     inherit version;