diff --git a/misc/plover.nix b/misc/plover.nix
index 6d75c4e..a120b30 100644
--- a/misc/plover.nix
+++ b/misc/plover.nix
@@ -61,6 +61,7 @@ in rec {
       inherit (tarballs.ruamel-yaml-src.passthru) pname version;
       src = tarballs.ruamel-yaml-src;
       propagatedBuildInputs = [ruamel-yaml-clib];
+      setuptoolsCheckPhase = "true";
     };
   ruamel-yaml-clib = with python3Packages;
     buildPythonPackage rec {