diff --git a/roles/releng/templates/koji.conf.j2 b/roles/releng/templates/koji.conf.j2
index d333b11162..5500766291 100644
--- a/roles/releng/templates/koji.conf.j2
+++ b/roles/releng/templates/koji.conf.j2
@@ -4,5 +4,6 @@ weburl = https://koji.fedoraproject.org/koji
 topurl = https://kojipkgs.fedoraproject.org/
 anon_retry = true
 krb_rdns = false
+authtype = kerberos
 principal = compose/koji{{env_suffix}}.fedoraproject.org
 keytab = /etc/krb5.compose_koji{{env_suffix}}.fedoraproject.org.keytab