diff --git a/tests/fixtures/mapping-rules.yml b/tests/fixtures/mapping-rules.yml
index afd07e7..77b31ee 100644
--- a/tests/fixtures/mapping-rules.yml
+++ b/tests/fixtures/mapping-rules.yml
@@ -45,8 +45,6 @@ users:
   krikkitrobot@planetkrikkit.org:
     env:
       TEST_JOB_SLOTS_USER: "{cores}"
-    params:
-      native_spec_user: "--mem {mem} --cores {cores}"
   arthur@vortex.org:
     scheduling:
       require: