diff --git a/roles/koji_builder/templates/builders/site-defaults.cfg b/roles/koji_builder/templates/builders/site-defaults.cfg
index ec793917ed..5f030b67b7 100644
--- a/roles/koji_builder/templates/builders/site-defaults.cfg
+++ b/roles/koji_builder/templates/builders/site-defaults.cfg
@@ -12,6 +12,10 @@ config_opts['dnf_warning'] = False
 # We need to set this to get ostree_installer runroot jobs working
 # https://bugzilla.redhat.com/show_bug.cgi?id=2123812
 config_opts['nspawn_args'] += ['--capability=cap_mac_admin']
+# We need to set this to get rpm-ostree unified images working
+# https://pagure.io/fedora-infrastructure/issue/11420
+config_opts['plugin_conf']['bind_mount_enable'] = True
+config_opts['plugin_conf']['bind_mount_opts']['dirs'].append(("/dev/fuse", "/dev/fuse"))
 {% endif %}
 config_opts['dnf_command'] = '/usr/bin/dnf-3'
 config_opts['system_dnf_command'] = '/usr/bin/dnf-3'