diff --git a/roles/koji_builder/tasks/main.yml b/roles/koji_builder/tasks/main.yml
index 604df86141..dba0263e56 100644
--- a/roles/koji_builder/tasks/main.yml
+++ b/roles/koji_builder/tasks/main.yml
@@ -238,7 +238,7 @@
 
 - name: set kernel params for more loops
   command: /sbin/grubby --update-kernel=ALL --args=max_loop=64
-  when: max_loop is defined
+  when: max_loop is defined and ansible_architecture == 'x86_64'
   tags:
   - koji_builder