diff --git a/tests/use-url-wheel/default.nix b/tests/use-url-wheel/default.nix
index 3f4b720..4c1a4ab 100644
--- a/tests/use-url-wheel/default.nix
+++ b/tests/use-url-wheel/default.nix
@@ -1,9 +1,4 @@
-{ lib
-, poetry2nix
-, python3
-, runCommand
-,
-}:
+{ lib, poetry2nix, python3, stdenv }:
 let
   args = {
     python = python3;
@@ -14,23 +9,10 @@ let
   app = poetry2nix.mkPoetryApplication args;
   url_nix_store = py.python.pkgs.de-core-news-sm.src;
   url_is_wheel = url_nix_store.isWheel or false;
-  output =
-    runCommand "app_eval"
-      { } ''
-      "${app}/bin/test" >$out
-    '';
-  is_wheel_attr_test = x: lib.warnIf (!url_is_wheel)
-    "url should resolve to have src with .isWheel, likely darwin only issue"
+  is_wheel_attr_test = x: lib.warnIf (!stdenv.isLinux && !url_is_wheel)
+    "url should resolve to have src with .isWheel"
     x;
   is_wheel_test = x: assert lib.strings.hasSuffix "whl" url_nix_store; x;
-  # HACK: CI fails because https://github.com/nix-community/poetry2nix/pull/1109
-  # seems to want libcuda to be installed/managed separately, run it on impure
-  # shell and we are all good.
-  integration_run_test = x: assert (builtins.readFile output) == "Dies ist ein Testsatz.\n"; x;
   app_builds = x: assert lib.isDerivation app; x;
-
-  constraintOutput = x: lib.pipe x [ is_wheel_attr_test is_wheel_test app_builds ];
-
 in
-constraintOutput
-  app
+lib.pipe app [ is_wheel_attr_test is_wheel_test app_builds ]