diff --git a/roles/koji_builder/tasks/main.yml b/roles/koji_builder/tasks/main.yml
index 8d09bdb903..d00a6410e9 100644
--- a/roles/koji_builder/tasks/main.yml
+++ b/roles/koji_builder/tasks/main.yml
@@ -151,7 +151,7 @@
   register: max_loop
   always_run: yes
   changed_when: '1 != 1'
-  when: ansible_distribution == 'RedHat'
+  when: ansible_distribution == 'RedHat' and ansible_architecture == 'x86_64'
 
 - name: set kernel params for more loops
   action: command /sbin/grubby --update-kernel=ALL --args=max_loop=64