diff --git a/inventory/host_vars/bodhi-backend01.iad2.fedoraproject.org b/inventory/host_vars/bodhi-backend01.iad2.fedoraproject.org
index 2ac669a94b..33d05e1429 100644
--- a/inventory/host_vars/bodhi-backend01.iad2.fedoraproject.org
+++ b/inventory/host_vars/bodhi-backend01.iad2.fedoraproject.org
@@ -73,6 +73,8 @@ fedmsg_certs:
     group: ftpsync
     owner: root
     service: ftpsync
+# NOTE: DO NOT UPGRADE past f38 until epel7 is EOL
+# See https://pagure.io/releng/issue/11664
 ks_repo: http://10.3.163.35/pub/fedora/linux/releases/38/Server/x86_64/os/
 ks_url: http://10.3.163.35/repo/rhel/ks/kvm-fedora
 max_mem_size: 98304