diff --git a/tests/timeout.builder.sh b/tests/timeout.builder.sh
index 3e6e1fc04..5a7e08861 100644
--- a/tests/timeout.builder.sh
+++ b/tests/timeout.builder.sh
@@ -1,2 +1,2 @@
 echo "\`timeout' builder entering an infinite loop"
-while true ; do : ; done
+while true ; do echo foo; sleep 1; done
diff --git a/tests/timeout.nix b/tests/timeout.nix
index dec258801..b41368bb3 100644
--- a/tests/timeout.nix
+++ b/tests/timeout.nix
@@ -3,6 +3,4 @@ with import ./config.nix;
 mkDerivation {
   name = "timeout";
   builder = ./timeout.builder.sh;
-  PATH = "";
-  goodPath = path;
 }