diff --git a/tmt/steps/provision/mrack.py b/tmt/steps/provision/mrack.py
index 234d528136..69c0aceae9 100644
--- a/tmt/steps/provision/mrack.py
+++ b/tmt/steps/provision/mrack.py
@@ -752,9 +752,6 @@ def create_host_requirement(self, host: CreateJobParameters) -> dict[str, Any]:
             if host.hardware and host.hardware.constraint:
                 req.update(self._translate_tmt_hw(host.hardware))
 
-            if host.beaker_job_owner:
-                req['job_owner'] = host.beaker_job_owner
-
             # Whiteboard must be added *after* request preparation, to overwrite the default one.
             req['whiteboard'] = host.whiteboard
 
@@ -898,6 +895,8 @@ def to_mrack(self) -> dict[str, Any]:
         if self.kickstart:
             data['beaker']['ks_meta'] = self.kickstart.get('metadata')
             data['beaker']['ks_append'] = self.kickstart
+            data['beaker']['kernel_options'] = self.kickstart.get('kernel_options')
+            data['beaker']['kernel_options_post'] = self.kickstart.get('kernel_options_post')
 
         return data