diff --git a/builder/iso_builder.py b/builder/iso_builder.py
index 6fb01661..c49b10d5 100644
--- a/builder/iso_builder.py
+++ b/builder/iso_builder.py
@@ -338,7 +338,6 @@ def iso_builder_main(
         boot_cmdline=iso_build_config['iso_config']['iso'].get('boot_cmdline', ''),
         Volume_ID=Volume_ID,
         paths=paths,
-        host_arch=host_arch,
         repositories_data=repositories,
     )
     if isolinux_dir: