diff --git a/pkgs/development/tools/misc/python-launcher/default.nix b/pkgs/development/tools/misc/python-launcher/default.nix
index 13863849caa9..f8023022bcdc 100644
--- a/pkgs/development/tools/misc/python-launcher/default.nix
+++ b/pkgs/development/tools/misc/python-launcher/default.nix
@@ -15,7 +15,7 @@ rustPlatform.buildRustPackage rec {
 
   checkInputs = [ python3 ];
 
-  dontUseCargoParallelTests = true;
+  useNextest = true;
 
   meta = with lib; {
     description = "An implementation of the `py` command for Unix-based platforms";